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US Patent: 197,459
Wrench
Patentee:
Charles A. Corman (exact or similar names) - Cochituate, MA

USPTO Classifications:
15/351, 81/166, 81/186

Tool Categories:
combination tools
work holding : vises
wrenches : nut wrenches

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
J. Wm. Garner
Will. H. Kern
Walter F. Smith
John B. Yeager
Patent Dates:
Applied: Oct. 03, 1877
Granted: Nov. 27, 1877

Patent Pictures:
Charles A. Corman patent November 27, 1877
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Description:
This combines screw-adjust nut wrench and hand vise. The adjusting nut fits in a notch in the shank.

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