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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:
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"Vintage Machinery" entry for Allis-Chalmers Manufacturing Co.
"Vintage Machinery" entry for Bullock Electric Manufacturing Co.

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