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US Patent: 2,557,849
Variable-Speed Drive
Patentee: Frederick C. Victory (exact or similar names) - Milford, New Haven County, CT USPTO Classifications: 474/35 Tool Categories: metalworking machines : metalworking machine mechanisms : metalworking machine gearing : metalworking speed changing mechanisms Assignees: Moore Special Tool Co., Inc. - Bridgeport, Fairfield County, CT Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Jul. 20, 1948 Granted: Jun. 19, 1951 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Moore Special Tool Co., Inc.

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