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US Patent: 599,379
Wrench
Patentee:
Charles E. Billings - Hartford, CT

USPTO Classifications:
81/176, 81/177.1, 81/315, 81/361, 81/388, 81/427

Tool Categories:
wrenches : wrench adjustment types : quick adjust wrenches

Assignees:
None

Manufacturer:
Billings and Spencer - Hartford, CT

Witnesses:
E. H. Stocker
F. C. Bland
Charles F. Jehmelz
Fred. J. Dole

Patent Dates:
Applied: Oct. 25, 1897
Granted: Feb. 22, 1898

Patent Pictures: [ 1 | 2 | 3 ]
Charles E. Billings patent February 22, 1898
USPTO pdf tiff
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BILLINGS Cam Lever Pocket Wrench (edited) - FLICKR
Description:
Screw adjustable jaw with supplemental cam lever. The cam lever ads extra gripping force, and the end of the lever engages a latch in the handle to lock the wrench on to the nut.

This is a modification of the BILLINGS 97 Pocket Wrench based on design patent (no. D26,111).

F. H. Richards - patent attorney

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