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CA Patent: CA-19,834
Wrench
Patentee:
Barney Ross (exact or similar names) - Sterling, OH

USPTO Classifications:

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

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
R.  Chamberlin
? H. Hazard

Patent Dates:
Granted: Jul. 18, 1884

Patent Pictures:
Ross' Wrench patent no. 19,834 from CANADIAN PATENT OFFICE RECORD
CIPO Data
Report data errors or omissions to steward Stan Schulz
19,834 in Canadian Patents Database
Description:
The toggle in the movable jaw has threads that moves a clamping wedge. A key element of the patent is the shape of the parts and the way they are assembled.

The DATAMP entry for corresponding U.S. patent (no. 296,877) has clearer drawings and more information.

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