Manufacturers Index - E. F. Hager and Son
E. F. Hager and Son
Queens Village, NY, U.S.A.
Manufacturer Class:
Metal Working Machinery
This page contains information on patents issued to this manufacturer.
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USPTO's for finding information on machinery patents.
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1,729,828
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Oct. 01, 1929
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Display device
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Emil F. Hager |
Richmond Hill, NY |
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1,948,109
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Feb. 20, 1934
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Cutting device
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Emil F. Hager |
Queens Village, NY |
This device is intended for the removal of plaster casts. |
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2,128,409
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Aug. 30, 1938
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Scope stand
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Emil F. Hager |
Brooklyn, NY |
This scope stand is intended for use on rifle ranges. |
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2,209,456
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Jul. 30, 1940
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Slipstitching machine
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Emil F. Hager |
Richmond Hill, NY |
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2,230,222
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Feb. 04, 1941
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Method of and apparatus for tuning reeds of musical instruments
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Emil F. Hager |
Brooklyn, NY |
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2,450,135
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Sep. 28, 1948
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Work support arrangement for grinding and dressing machines
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Emil F. Hager |
Queens Village, NY |
Improvements to patent 2,144,095. |
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2,453,573
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Nov. 09, 1948
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Grinder machine
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Emil F. Hager |
Queens Village, NY |
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2,455,577
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Dec. 07, 1948
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Center punch
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Emil F. Hager |
Queens Village, NY |
Combination center punch and microscope to precision position the workpiece under the punch. |
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2,486,645
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Nov. 01, 1949
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Toolmaker's optical instrument having mounting features and scale graduations
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Emil F. Hager |
Queens Village, NY |
This device is for measuring precision screw threads, gear-teeth distances and angles, etc. |
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