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US Patent: 605,746
Wrench
Patentees:
Walter H. Robinson - New York, NY
Edward J. Lawless - Orange, NJ

USPTO Classifications:
81/118

Tool Categories:
wrenches : axle nut wrenches

Assignees:
None

Manufacturer:
Robinson and Lawless - New York, NY
E. J. Lawless & Co. - New York, NY

Witnesses:
H. L. Reynolds
William P. Goebel
Everard Bolton Marshall

Patent Dates:
Applied: Dec. 09, 1897
Granted: Jun. 14, 1898

Patent Pictures: [ 1 | 2 ]
Robinson and Lawless patent June 14, 1898 -- example shown courtesy Martin J. Donnelly www.mjdtools.com
USPTO pdf tiff
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Description:
Adjustable socket with a "crank" side-arm. Known examples marked PAT APPD FOR.

Ken Cope's "American Wrench Makers 1830-1930" cites an 1898 "Scientific American" announcement for the wrench under ROBINSON and LAWLESS; an October 1898 ad lists only Lawless as the maker.

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