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US Patent: 972,604
Wrench
Patentee:
Chester A. De Vaul (exact or similar names) - Laings, OH

USPTO Classifications:
81/150, 81/442

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

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Bertha O. Hurd
Eliza Hurd
Patent Dates:
Applied: Sep. 21, 1909
Granted: Oct. 11, 1910

Patent Pictures:
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