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US Patent: 838,547
Electric motor and method of controlling the same
Patentee: Austin Kimble - Chicago, IL USPTO Classifications: 388/827 Tool Categories: electrical devices : electric motors electrical devices Assignees: Austin Kimble - Chicago, IL Perkins B. Bass - Chicago, IL Manufacturer: Kimble Electric Co. - Chicago, IL Witnesses: Eugene A. Rummler L. A. Smith	Patent Dates: Applied: May 21, 1906 Granted: Dec. 18, 1906 Patent Pictures: USPTO pdf tiff Google Patents Report data errors or omissions "Vintage Machinery" entry for Kimble Electric Co. "Vintage Machinery" entry for Oliver Machinery Co.
Description: This patent date was seen on an early variable-speed reversible motor from Kimble Electric Co.

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