Manufacturers Index - Herbert Hunt & Sons, Ltd.
Herbert Hunt & Sons, Ltd.
Manchester, England, U.K.
Manufacturer Class:
Metal Working Machinery
This page contains information on patents issued to this manufacturer.
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112,879
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Jan. 31, 1918
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New or improved construction of twist drill grooving and clearance grinding (or milling) machines
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Herbert Hunt |
, England |
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New or improved construction of twist drill grooving and clearance grinding (or milling) machines
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Herbert William Hunt |
, England |
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New or improved construction of twist drill grooving and clearance grinding (or milling) machines
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Percy Hunt |
, England |
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113,389
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Feb. 21, 1918
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Improvement in lathes for tapering twist drill shanks and for like purposes
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Herbert Hunt |
, England |
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Improvement in lathes for tapering twist drill shanks and for like purposes
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Herbert William Hunt |
, England |
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Improvement in lathes for tapering twist drill shanks and for like purposes
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Percy Hunt |
, England |
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122,735
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Feb. 06, 1919
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Improvements in twist drill point grinding machines
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Herbert Hunt |
, England |
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Improvements in twist drill point grinding machines
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Herbert William Hunt |
, England |
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Improvements in twist drill point grinding machines
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Percy Hunt |
, England |
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489,933
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Mar. 22, 1919
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Machine à canneler et détalonner les mèches américaines
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Percy Hunt |
, England |
This design was later improved in French "E" series patent 23,110. |
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Machine à canneler et détalonner les mèches américaines
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Herbert William Hunt |
, England |
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Machine à canneler et détalonner les mèches américaines
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Herbert Hunt |
, England |
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495,289
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Oct. 03, 1919
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Machine à affuter les pointes de foret hélicoidaux
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Percy Hunt |
, England |
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Machine à affuter les pointes de foret hélicoidaux
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Herbert William Hunt |
, England |
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Machine à affuter les pointes de foret hélicoidaux
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Herbert Hunt |
, England |
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209,162
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Mar. 08, 1921
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Twist drill point grinding machine
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Herbert Hunt |
, England |
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Twist drill point grinding machine
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Herbert William Hunt |
, England |
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Twist drill point grinding machine
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Percy Hunt |
, England |
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164,057
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May. 17, 1921
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Improvements in automatic flute milling machines for reamers, taps, shafts and the like
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Herbert Hunt |
, England |
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Improvements in automatic flute milling machines for reamers, taps, shafts and the like
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Herbert William Hunt |
, England |
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Improvements in automatic flute milling machines for reamers, taps, shafts and the like
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Percy Hunt |
, England |
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168,634
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Sep. 08, 1921
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Improvements in twist drill point grinding machines
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Herbert Hunt |
, England |
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Improvements in twist drill point grinding machines
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Herbert William Hunt |
, England |
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Improvements in twist drill point grinding machines
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Percy Hunt |
, England |
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23,110
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Oct. 04, 1921
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Machine à canneler et détalonner les mèches américaines
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Percy Hunt |
, England |
This patent is a French "E" patent constituting additional improvements to a regular French patent: in this case, patent 489,933. |
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Machine à canneler et détalonner les mèches américaines
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Herbert William Hunt |
, England |
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Machine à canneler et détalonner les mèches américaines
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Herbert Hunt |
, England |
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375,851
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May. 19, 1923
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Spiralbohrerschleifmaschine
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Percy Hunt |
, England |
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Spiralbohrerschleifmaschine
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Herbert William Hunt |
, England |
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Spiralbohrerschleifmaschine
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Herbert Hunt |
, England |
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275,071
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Aug. 04, 1927
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Improvements in twist drill point grinding and thinning machines
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Herbert William Hunt |
, England |
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Improvements in twist drill point grinding and thinning machines
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Percy Hunt |
, England |
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360,990
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Nov. 19, 1931
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A machine for sharpening screwing taps and the like
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Herbert William Hunt |
, England |
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A machine for sharpening screwing taps and the like
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Percy Hunt |
, England |
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