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US Patent: 725,099
Variable Speed Mechanism for Back Gearing
Patentees: Richard K. Le Blond (exact or similar names) - Cincinnati, OH William F. Groene (exact or similar names) - Cincinnati, OH USPTO Classifications: 74/333 Tool Categories: metalworking machines : metalworking machine mechanisms : metalworking machine gearing : metalworking speed changing mechanisms metalworking machines : metal lathes : engine lathes Assignees: R. K. Le Blond Machine Tool Co. - Cincinnati, OH Manufacturer: R. K. Le Blond Machine Tool Co. - Cincinnati, OH Witnesses: Unknown	Patent Dates: Applied: Oct. 04, 1902 Granted: Apr. 14, 1903 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for R. K. Leblond Machine Tool Co.

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