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US Patent: 1,074,392
Electric-motor regulation and control
Patentees: Frank W. Willey (exact or similar names) - Cincinnati, OH Louis H. Thullen (exact or similar names) - Cincinnati, OH USPTO Classifications: 310/224 Tool Categories: electrical devices : electric motors : motor regulators Assignees: Triumph Electric Co. - Cincinnati, OH Manufacturer: Triumph Electric Co. - Cincinnati, OH Witnesses: Charles G. Tangeman Emily M. Potter	Patent Dates: Applied: Jan. 25, 1912 Granted: Sep. 30, 1913 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Triumph Electric Co.

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