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US Patent: 345,670
Speed Regulator
Patentee: Andrew Campbell (exact or similar names) - Brooklyn, Kings County, NY USPTO Classifications: 192/104R, 192/93R, 73/550 Tool Categories: industrial machines : industrial machine mechanisms : industrial machine speed and direction changing mechanisms Assignees: John McLoughlin - New York, NY Edmund McLoughlin - New York, NY Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Jan. 14, 1884 Granted: Jul. 20, 1886 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens

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