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US Patent: 922,880
Speed Change Gearing
Patentees: George K. Garvin (exact or similar names) - New York, NY Edward J. McClellan (exact or similar names) - New York, NY USPTO Classifications: 74/353 Tool Categories: metalworking machines : metalworking machine mechanisms : metalworking machine gearing : metalworking speed changing mechanisms Assignees: None Manufacturer: Garvin Machine Co. - New York, NY Witnesses: John T. Williams Charles T. Luther Frank D. Ober A. Porter	Patent Dates: Applied: Jan. 27, 1909 Granted: May 25, 1909 Patent Pictures: [ 1 | 2 | 3 ] USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Garvin Machine Co.

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