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US Patent: 308,969
Wrench
Patentee:
Joseph Lussier - Minneapolis, MN

USPTO Classifications:
81/165, 81/170, 81/177.9, 81/62

Tool Categories:
wrenches : wrench adjustment types : angle adjustable wrenches

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
C. Sedgwick
Donn Twitchell
C. P. Silloway
J. H. Hughes

Patent Dates:
Applied: Feb. 19, 1884
Granted: Dec. 09, 1884

Patent Pictures:
Joseph Lussier patent December 9, 1884
USPTO pdf tiff
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Description:
The head has fixed and adjustable jaws, with an operating screw for the movable jaw. The outside edge of the head has teeth, with corresponding pawls in the handle structure, to allow the angle of the wrench opening to be adjusted in relation to the handle.

Improved by pat. no. 333,961.

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