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CA Patent: CA-34,550
Nut Wrench
Patentees:
John B Meier (exact or similar names) - Port Huron, MI
Benjamin J. Karrer (exact or similar names) - Port Huron, MI

USPTO Classifications:

Tool Categories:
wrenches : wrench adjustment types : quick adjust wrenches

Assignees:
None

Manufacturer:
Unknown

Witnesses:
J. F. Lister
Alex Saunders

Patent Dates:
Applied: May 19, 1890
Granted: Jun. 19, 1890

Patent Pictures:
John B. Meier patent June 19, 1890 - edited from Canadian Patents Database and Canadian Patent Office Record
CIPO Data
Report data errors or omissions to steward Stan Schulz
34,550 in Canadian Patents Database
Description:
Quick adjustment; a hinged portion of the handle has teeth which engage rack teeth on the shank of the movable jaw.

Known example marked, "MEIER WRENCH PAT SEPT. 10 89." The marking reflects corresponding U.S. patent 410,985. Karrer is listed as witness and half-interest assignee in the U.S. patent.

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