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US Patent: 375,119
Chain Wrench
Patentee:
William H. Brock - Brooklyn, NY

USPTO Classifications:
81/68

Tool Categories:
wrenches : pipe wrenches : chain and strap wrenches

Assignees:
None

Manufacturer:
Brock Wrench Company - Brooklyn, NY

Witnesses:
Geo. W. Breck
Edw'd Marshall Grout

Patent Dates:
Applied: Jan. 27, 1887
Granted: Dec. 20, 1887

Patent Pictures:
William H. Brock patent December 20, 1887
USPTO pdf tiff
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Description:
The patent covers the jaw tip for the main bar, and the chain holding head.

Used in conjunction with Brock's July 12, 1887 patent (no. 366,451) in Brock's STANDARD chain wrench.

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