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US Patent: 1,523,808
Wrench
Patentee:
John Kropacz - Big Valley, AB Canada

USPTO Classifications:
81/127, 81/128, 81/145, 81/185.2, 81/186

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

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
none listed

Patent Dates:
Applied: Jan. 29, 1924
Granted: Jan. 20, 1925

Patent Pictures:
USPTO pdf tiff
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