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US Patent: 774,112
Screw Driver
Screw Gripping Screwdriver
Patentee:
William Rundquist (exact or similar names) - Elgin, IL. United States

USPTO Classifications:
81/457

Tool Categories:
screwdrivers : screwdriver blades

Assignees:
Henry G. Weatherill - Elgin, IL
William Rundquist - Elgin, IL

Manufacturer:
Unknown

Witnesses:
Charles  J. McDowell
George E. Allen
Patent Dates:
Applied: Jan. 02, 1904
Granted: Nov. 01, 1904

Patent Pictures: [ 1 | 2 | 3 | 4 ]
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