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US Patent: 2,245,089
Welder's clamp
Patentee:
John M. Hargrave - Cincinnati, OH

USPTO Classifications:
269/249, 269/286

Tool Categories:
work holding : clamps : C clamps

Assignees:
None

Manufacturer:
Cincinnati Tool Co. - Cincinnati, OH

Witnesses:
Unknown

Patent Dates:
Applied: Oct. 25, 1939
Granted: Jun. 10, 1941

Patent Pictures:
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Description:
Inventor Hargrave was the president of Cincinnati Tool Co.

The innovation is a clamp where the screw is made of a material, such as silicon manganese bronze, to which ferrous welding spatter will not adhere.

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