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US Patent: 1,051,821
Dynamo-electric machine
Patentee:
William H. Powell - Norwood, OH

USPTO Classifications:
310/224

Tool Categories:
electrical devices : electric motors

Assignees:
Allis-Chalmers Co. - Milwaukee, WI

Manufacturer:
Allis-Chalmers Co. - Milwaukee, WI
Domestic Electric Co. - Cleveland, OH

Witnesses:
Fred J. Kinsey
George B. Schley

Patent Dates:
Applied: Apr. 01, 1907
Granted: Jan. 28, 1913

Patent Pictures:
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"Vintage Machinery" entry for Allis-Chalmers Manufacturing Co.
"Vintage Machinery" entry for Domestic Electric Co.
Description:
Seen on a 1/4 HP motor from Domestic Electric Co.: the patent dates corresponding to patents 992,846, 992,883, and 1,051,821.

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