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US Patent: 1,389,685
Wrench
Patentee:
Charles F. Nast (exact or similar names) - Anacortes, WA

USPTO Classifications:
81/158

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

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Applied: Jul. 19, 1920
Granted: Sep. 06, 1921

Patent Pictures: [ 1 | 2 ]
Patent 1,389,685 -- edited drawing
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Description:
Combination quick and screw adjust wrench, with a clamping lever handle forming a key component of the adjustment means.

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