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US Patent: 466,220
Screw Driver
Patentee:
Thomas Henry Buffington (exact or similar names) - Berrysburg, PA

USPTO Classifications:
7/143, 81/439, 81/456

Tool Categories:
screwdrivers
combination tools

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Henry Hoover
Kirby J. Klinger
F. L. Ourand
Van Buren Hillyard

Patent Dates:
Applied: Jan. 27, 1891
Granted: Dec. 29, 1891

Patent Pictures:
Thomas Henry Buffington patent December 29, 1891
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Description:
Combination screw holder and screw driver; the driver bit is adjustable, the screw holders are interchangeable to fit different sizes. The opposite end of the tool is a hammer to "start" a screw.

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