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US Patent: 515,175
Reducing Mechanism for Steam Engine Indicator
Patentees: Levit T. Snow (exact or similar names) - Hartford, Hartford County, CT Frank H. Pierpont (exact or similar names) - Hartford, Hartford County, CT USPTO Classifications: 346/5 Tool Categories: propulsion and energy : steam apparatus : steam engine indicators : reducing wheels Assignees: Thompson & Bushnell Co. - New York, NY Manufacturer: American Steam Gauge & Valve Mfg. Co. - Boston, Suffolk County, MA Witnesses: Unknown	Patent Dates: Applied: Aug. 14, 1893 Granted: Feb. 20, 1894 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for American Steam Gauge Co.

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