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CA Patent: CA-268,829
Clamp
Patentee: John M. Hargrave (exact or similar names) - Cincinnati, OH USPTO Classifications: Tool Categories: work holding : clamps : bar and pipe clamps Assignees: None Manufacturer: Cincinnati Tool Co. - Cincinnati, OH Witnesses: Unknown	Patent Dates: Granted: Mar. 08, 1927 Patent Pictures: CIPO Data Espacenet patent Report data errors or omissions to steward Carl Matthews
Description: Inventor Hargrave was the president of Cincinnati Tool Co. This patent number was seen on a No. 3 "Hargrave" bar clamp from Cincinnati Tool Co.

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