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CA Patent: CA-54,446
Wrench
Patentee:
George Amborn - Brooklyn, NY

USPTO Classifications:

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

Assignees:
J. H. Williams & Co. - Brooklyn, NY

Manufacturer:
J. H. Williams & Co. - Brooklyn, NY

Witnesses:
C. E. Hathaway
Bery Whittaker
J. Staib
Chas. H. Smith

Patent Dates:
Applied: Nov. 02, 1896
Granted: Dec. 26, 1896

Patent Pictures:
J. H. Williams & Co. (assignee of George Amborn) patent Dec. 26, 1896 edited from CANADIAN PATENT OFFICE RECORD
CIPO Data
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Canadian patent no. 54,446 in FLICKR
54,446 in Canadian Patents Database
Description:
The focus of the patent is the bolts connecting the jaws to the handle which also support the pivot link for the chain. The U.S. patent number for Amborn's parallel U.S. patent (no. 570,213) and related patents are cited on VULCAN chain pipe wrenches.

Corresponding U.S. patent no. 570,214 was issued October 27, 1896.

See also British patent GB-189623890 registered Oct. 27, 1896.

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