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US Patent: 1,036,379
Screwdriver
Patentee:
Frank Arthur Tibbals (exact or similar names) - Monmouth, IL

USPTO Classifications:
81/177.6, 81/58.3, 81/58.4

Tool Categories:
screwdrivers : screwdriver mechanisms : ratcheting screwdrivers

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
D. W. Hare
J. A. Siegfried

Patent Dates:
Applied: May 03, 1912
Granted: Aug. 20, 1912

Patent Pictures:
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