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US Patent: 1,000,051
Screw Driver Having Adjustable Handle
Patentee:
William S. Thomson (exact or similar names) - Plantsville, CT

USPTO Classifications:
43/23, 76/101.1, 81/450

Tool Categories:
screwdrivers : screwdriver handles

Assignees:
H. D. Smith and Company - Plantsville, CT

Manufacturer:
H. D. Smith and Company - Plantsville, CT

Witnesses:
S. H. Clarke
N. L. Lockwood
Geo. R. Bond
E. H. Galpin
Patent Dates:
Applied: Oct. 10, 1910
Granted: Aug. 08, 1911

Patent Pictures: [ 1 | 2 ]
William S. Thomson patent August 8, 1911
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Triple Lever Screwdriver (FLICKR) (1911 write-up)
Description:
A detailed part-by-part description of the folding "PERFECT HANDLE TRIPLE LEVER SCREW DRIVER."

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