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US Patent: 917,471
Induction-motor
Patentee: Emil Mattman (exact or similar names) - Norwood, OH USPTO Classifications: 310/211 Tool Categories: electrical devices : electric motors : induction motors Assignees: Allis-Chalmers Co. - Milwaukee, WI Bullock Electric Mfg. Co. - Norwood, OH Manufacturer: Allis-Chalmers Co. - Milwaukee, WI Witnesses: Arthur F. Kwis Fred J. Kinsey	Patent Dates: Applied: Mar. 17, 1906 Granted: Apr. 06, 1909 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Allis-Chalmers Mfg. Co. Vintage Machinery entry for Bullock Electric Mfg. Co.

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