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US Patent: 1,039,831
Work Clamp
Patentee:
James G. Sisson (exact or similar names) - Athol, MA

USPTO Classifications:
269/157, 269/221, 269/3, 269/76, 33/202, 81/118, 81/177.8

Tool Categories:
work holding : vises : hand vises

Assignees:
None

Manufacturer:
L. S. Starrett Co. - Athol, MA

Witnesses:
Robert A. Ray
William G. Lord

Patent Dates:
Applied: Dec. 28, 1911
Granted: Oct. 01, 1912

Patent Pictures: [ 1 | 2 | 3 ]
Image courtesy and (C) Rick Floyd, eBay ID, yesteryearsharvest
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"Vintage Machinery" entry for L. S. Starrett Co.
Description:
Adjustable, locking handle hand vise.

Known examlple is marked: THE L.S.STARRETT CO./ATHOL,MASS.U.S.A./PAT.OCT.1.1912/No.200

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