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US Patent: 468,969
Tool-handle
Patentee:
William B. Swan (exact or similar names) - Seymour, CT

USPTO Classifications:
74/127

Tool Categories:
screwdrivers : screwdriver mechanisms : spiral screwdrivers

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
David F. Busch
Robert Healey
Patent Dates:
Applied: Jun. 01, 1891
Granted: Feb. 16, 1892

Patent Pictures:
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