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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1,210,145
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Dec. 26, 1916
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Folding grindstone-frame
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Lawrence V. Calhoun |
Glenellyn, IL |
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D108,245
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Feb. 01, 1938
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Design for a band saw
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John R. Morgan |
Oak Park, IL |
This is the design for Sears' Craftsman 10" bandsaw. It was manufactured by Central Specialty Co., and then by King-Seeley Corp. after that firm bought Central Specialty in 1944. |
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D115,575
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Jul. 04, 1939
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Design for a motor casing
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John R. Morgan |
Oak Park, IL |
Seen on a 1/2 HP induction motor from Sears, model number 315.1952. The maker's prefix of 315 corresponds to Diehl Mfg. Co., "Ryan", and Ryobi. By far the most likely match is Diehl, which was a motor manufacturer active at the time. They were best known for supplying motors for Singer sewing machines. |
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2,908,300
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Oct. 13, 1959
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Combined Miter Box and Corner Clamp
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Roy C. Hahn |
Franklin Park, IL |
The specifications note multiple details of provision for bench mounting, work holding clamps to produce 90 degree corners and 45 degree bevels, adjustable saw guides with depth and resilient padding to protect saw teeth and "gap" to adjust to saw blade width. Known example marked "CRAFTSMAN" and "No. 9-6661." Coordinating corner clamps are marked "CRAFTSMAN" and "No. 9-6666." |