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US Patent: 550,025
Frank Mossberg - Attleborough, MA

USPTO Classifications:
81/166, 81/177.1

Tool Categories:
wrenches : bicycle or pocket wrenches

Mossberg Wrench Co. - Attleborough, MA

Mossberg Wrench Co. - Attleborough, MA

Philip E. Brady
Carl Christensen
J. G. Hinkel
E. Everett Ellis

Patent Dates:
Applied: Sep. 27, 1894
Granted: Nov. 19, 1895

Patent Pictures:
Frank Mossberg Pat. November 19, 1895
USPTO pdf tiff
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The patent describes a pocket wrench assembled from metal stampings. The handle and fixed jaw are 3 layers thick; the movable jaw is a stamping. Produced as the Mossberg No. C (1st state).

Corresponding Canadian patent CA-49,314 granted June 24, 1895 and British patent GB-189502130 include a supplemental screwdriver attachment not included in the U.S. patent.

Superceded by a similar shaped "2-layer" version patented on December 31, 1895 (pat no. 552,325)

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