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US Patent: 818,632
Variable Speed Mechanism
Patentee: Charles F. Laur (exact or similar names) - Cincinnati, OH USPTO Classifications: 74/333, 82/140 Tool Categories: metalworking machines : metalworking machine mechanisms : metalworking machine gearing : metalworking speed changing mechanisms metalworking machines : metal lathes : engine lathes Assignees: Lodge & Shipley Machine Tool Co. - Cincinnati, OH Manufacturer: Not known to have been produced Witnesses: Oliver B. Kaiser Louise Beck Leo O'Donnell	Patent Dates: Applied: Jan. 05, 1906 Granted: Apr. 24, 1906 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Lodge & Shipley Machine Tool Co.

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