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US Patent: 533,548
Chain Wrench
Patentee:
Samuel Moreau - Ironwood, MI

USPTO Classifications:
74/164, 81/65, 81/68

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

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Fred Gerlach
Alberta Adamick
Curtis Buck
Belmont Waples

Patent Dates:
Applied: Dec. 06, 1893
Granted: Feb. 05, 1895

Patent Pictures:
Samuel Moreau patent February 5, 1895
USPTO pdf tiff
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Description:
An internally threaded collar adjusts the shank and and chain in relation to the gripping head.

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