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US Patent: 2,394,348
Electric screw driver and nut runner
Patentee:
Glenn C. Wilhide - Baltimore County, MD

USPTO Classifications:
74/421A, 81/475;

Tool Categories:
woodworking machines : handheld power tools : handheld power drivers

Assignees:
Black & Decker Manufacturing Co. - Towson, MD

Manufacturer:
Black & Decker Manufacturing Co. - Towson, MD

Witnesses:
Unknown

Patent Dates:
Applied: Jul. 11, 1940
Granted: Feb. 05, 1946

Patent Pictures:
USPTO pdf tiff
Google Patents
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"Vintage Machinery" entry for Black & Decker Manufacturing Co.
Description:
Seen on a Black & Decker Scrugun.

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