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US Patent: 847,088
Variable Speed Electric Motor
Patentee: John C. Lincoln (exact or similar names) - Cleveland, OH USPTO Classifications: 310/186, 310/209 Tool Categories: electrical devices : electric motors : DC motors Assignees: Lincoln Co. - Cleveland, OH Manufacturer: Not known to have been produced Witnesses: C. W. Hitchcock F. C. Valentine Albert Lyon Lawrence Frank H. Forrest	Patent Dates: Applied: Jan. 12, 1906 Granted: Mar. 12, 1907 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin

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