US Patent: 434,409


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US Patent: 434,409

Wrench

Patentees:

George L. Sutton (exact or similar names) - Creston, IA

Harvey J. De Voe (exact or similar names) - Creston, IA

USPTO Classifications:

81/169, 81/306, 81/361, 81/390, 81/427

Tool Categories:

wrenches : wrench adjustment types : screw adjust wrenches

wrenches : wrench components : wrench handle components

Assignees:

John M. Woodward - Creston, IA

George L. Sutton - Creston, IA

Harvey J. De Voe - Creston, IA

Manufacturer:

Not known to have been produced

Witnesses:

Patent Dates:
Applied:	Mar. 18, 1890
Granted:	Aug. 12, 1890

Patent Pictures:

George L. Sutton and Harvey J. De Voe patent August 12, 1890

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Description:

Screw-adjustment at the end of the handle; extra tightening grip supplied by supplemental lever handle which has an elongated arc slot that carries studs on the sides of the inner jaw structure.