If you find a patent number or patent date by this manufacturer that is not on this
list, please contact the Site Historian.
Key to Links for Patent Information
USPTO = U.S. Patent Office .
Images of the actual patent can be viewed on the U.S. Patent Office web site but
a special TIFF viewer must be installed with your browser in order properly work.
More information on how to configure your computer to view these patents can be
found at TIFF image Viewers
for Patent Images.
DATAMP = Directory of American Tool And
Machinery Patents . A sister site to VintageMachinery.org with information
on patents related to machinery and tools. A much easier user interface than the
USPTO's for finding information on machinery patents.
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1,246,130
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Nov. 13, 1917
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Collapsible spindle
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George P. Macready |
Providence, RI |
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1,531,489
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Mar. 31, 1925
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Pneumatic drop hammer
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George P. Macready |
Providence, RI |
"This invention relates... more particularly to such drop hammers used in precision work like jewelers' work and the like. Broadly stated, it is an object of the present invention to provide an improved form of drop hammer, in which rebound of the ram shall be effectively prevented, so that accurate precision work may be reliably produced." |
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Pneumatic drop hammer
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James R. Bowie |
Providence, RI |
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1,531,490
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Mar. 31, 1925
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Pneumatic drop hammer
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George P. Macready |
Providence, RI |
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Pneumatic drop hammer
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William I. Seymour |
West Barrington, RI |
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2,291,999
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Aug. 04, 1942
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Tool holder
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Harry I. Wilson |
Kansas City, MO |
Some radial arm saws using this patent are labeled, "Wilson High Speed Cutting Machine Manufactured by Franklin Machine Co., Providence Rhode Island". Others carry the names of Burke Miller Mfg. Co. of Kansas City, MO. Media Machine Works, Inc., of Media, PA, is known to have taken over manufacture from Franklin Machine Co. in March 1950. |
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Tool holder
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Harry R. Wilson |
Kansas City, MO |
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