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US Patent: 992,846
Field-magnet structure
Patentee:
Arthur J. Brown - Milwaukee, WI

USPTO Classifications:
310/194

Tool Categories:
electrical devices : electric motors

Assignees:
Allis-Chalmers Co. - Milwaukee, WI

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

Witnesses:
Charles L. Byron
H. C. Case

Patent Dates:
Applied: Apr. 19, 1909
Granted: May 23, 1911

Patent Pictures:
USPTO pdf tiff
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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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