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US Patent: D143,941
Design For A Wrench
Francis A. Snell - Chenango Forks, NY

USPTO Classifications:

Tool Categories:
wrenches : pliers type wrenches : locking pliers

Botnick Motor Corporation - Binghamton, NY

Botnick Motor Corporation - Binghamton, NY

none listed

Patent Dates:
Applied: Sep. 14, 1945
Granted: Feb. 19, 1946

Patent Pictures: [ 1 | 2 ]
Francis A. Snell design patent Febr. 19, 1946
USPTO pdf tiff
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Locking pliers design. The 7 inch BMC MFG CO. PATENT APPLIED FOR plier wrench matches this design. The 9 inch BMC MFG. CO. PAT. NO. 2388580 OTHER PATENTS PENDING has a different toggle linkage between the lever handle and the fixed handle, similar to the arrangement shown in patent no. 2,388,580 -- see the 2nd photo. Both are made primarily of flat stampings riveted together. The center of the fixed handle is red plastic, and the fixed jaw is a forging.

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