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US Patent: 417,770
Speed Governor
Patentee: Martin H. Collom (exact or similar names) - Denver, Arapahoe County, CO USPTO Classifications: 137/601.12, 137/601.19, 417/46 Tool Categories: propulsion and energy : steam apparatus : steam pumps Assignees: Collom Steam Pump Governor Co. - Denver, Arapahoe County, CO Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Apr. 06, 1889 Granted: Dec. 24, 1889 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens

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