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US Patent: 491,970
Electric motor
Patentee: Alexander W. Meston (exact or similar names) - St. Louis, MO USPTO Classifications: 310/216.074, 310/46 Tool Categories: electrical devices : electric motors Assignees: None Manufacturer: Emerson Electric Mfg. Co. - St. Louis, MO Witnesses: J. W. Crookes A. Ramel	Patent Dates: Applied: Jun. 15, 1891 Granted: Feb. 14, 1893 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Emerson Electric Co.

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