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US Patent: 995,229
Valve-Gear
Patentee: David P. Davies (exact or similar names) - Racine, Racine County, WI USPTO Classifications: 417/506 Tool Categories: propulsion and energy : steam engines : steam engine valve gear Assignees: Allis-Chalmers Co. - Milwaukee, Milwaukee Couny, WI Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Sep. 30, 1910 Granted: Jun. 13, 1911 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Allis-Chalmers Manufacturing Co.

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