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US Patent: 835,634
Valve for Gas and Similar Engines
Patentee: Fred C. Olin (exact or similar names) - Buffalo, NY USPTO Classifications: 123/190.2, 123/190.5, 123/405 Tool Categories: Assignees: None Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Mar. 08, 1905 Granted: Nov. 13, 1906 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Olin Gas Engine Co.

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