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US Patent: 2,667,678
Hand clamps
Patentee:
John M. Hargrave - Cincinnati, OH

USPTO Classifications:
24/508, 24/510, D24/143, D26/60, D8/72

Tool Categories:
work holding : clamps : spring clamps

Assignees:
None

Manufacturer:
Cincinnati Tool Co. - Cincinnati, OH

Witnesses:
Unknown

Patent Dates:
Applied: Apr. 28, 1950
Granted: Feb. 02, 1954

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

Improved alternative to the inventor's earlier patent 2,519,652.

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