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US Patent: 854,688
Controller-operating means
Patentee: Arthur J. Brown - Norwood, OH USPTO Classifications: 74/111, 74/112, 74/565 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 Ruby Robinson	Patent Dates: Applied: Aug. 27, 1906 Granted: May 21, 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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