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US Patent: 595,859
Screw-Driver
Screw holding screwdriver
Patentee:
Frank B. Miller (exact or similar names) - Unionville, CT

USPTO Classifications:
81/444

Tool Categories:
screwdrivers : screwdriver blades

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
John McMahon
Fred E. Stedman
Patent Dates:
Applied: Sep. 07, 1897
Granted: Dec. 21, 1897

Patent Pictures:
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