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US Patent: 297,838
Combined Household Implement
Foster E. Parsons - Milwaukee, WI

USPTO Classifications:
254/131, 30/439, 7/138, 7/156, 7/165, 81/176.1

Tool Categories:
combination tools
wrenches : jar wrenches


Simpson and Parsons - St. Paul, MN

E. G. Asmus
H. J. Forsythe
S. S. Stout
H. G. Underwood

Patent Dates:
Applied: Mar. 25, 1884
Granted: Apr. 29, 1884

Patent Pictures: [ 1 | 2 ]
Foster E. Parsons Pat. April 29, 1884
USPTO pdf tiff
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The tool combines a tack hammer, tack claw, screwdriver, can opener, and hook-jaw wrench for Mason jar lids with a lug on the side. The can opener is of the "knife" type, and the knife is adjustable and can be removed.

Manufacturer information taken from markings on a known example.

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