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US Patent: 539,277
Electric Motor
Patentee: John C. Lincoln (exact or similar names) - Rochester, Monroe County, NY USPTO Classifications: 310/177 Tool Categories: electrical devices : electric motors : DC motors Assignees: L. S. Graves & Son - Rochester, Monroe County, NY Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Jan. 16, 1892 Granted: May 14, 1895 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin
Description: L. S. Graves & Son was an elevator manufacturer

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