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US Patent: 865,816
Motor-control system
Patentee: William H. Powell - Norwood, OH USPTO Classifications: 318/150, 318/154 Tool Categories: electrical devices : electric motors : motor controls Assignees: Bullock Electric Manufacturing Co. - Norwood, OH Allis-Chalmers Co. - Milwaukee, WI Manufacturer: Allis-Chalmers Co. - Milwaukee, WI Witnesses: Fred J. Kinsey George B. Schley	Patent Dates: Applied: Jul. 30, 1906 Granted: Sep. 10, 1907 Patent Pictures: USPTO pdf tiff Google Patents Report data errors or omissions "Vintage Machinery" entry for Allis-Chalmers Manufacturing Co. "Vintage Machinery" entry for Bullock Electric Manufacturing Co.

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