If you find a patent number or patent date by this manufacturer that is not on this
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Key to Links for Patent Information
USPTO = U.S. Patent Office .
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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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1,063,298
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Jun. 03, 1913
|
Shears for Cutting Metal
|
Henry C. Smith |
Detroit, Wayne County, MI |
The patent date appears on this Quickwork 60A shear.
Claim:
This invention relates to shears for cutting metal, or sheet material of any kind. It has for its object an improved machine intended to cut sheets of moderate thickness and of any size along lines of any geometrical design; having a capacity to cut any line from an accurately straight line to a curved line with a radius equal to the cutters or even less than the radius of the cutters, and the cutters may have a very small radius. |