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US Patent: 249,101
Screw-Driver
Patentee:
Henry A. Sawtell (exact or similar names) - Shirley, MA

USPTO Classifications:
30/339, 81/438

Tool Categories:
screwdrivers : screwdriver blades

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
James Gerrish
Sarah Gerrish
Patent Dates:
Applied: Aug. 22, 1881
Granted: Nov. 01, 1881

Patent Pictures: [ 1 | 2 ]
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