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US Patent: 2,382,935
Variable Speed Drive Mechanism
Patentee: Joseph B. Armitage (exact or similar names) - Wauwatosa, Milwaukee County, WI USPTO Classifications: 474/26, 474/39, 474/46 Tool Categories: metalworking machines : milling machines metalworking machines : metalworking machine mechanisms Assignees: Kearney & Trecker Corp. - West Allis, Milwaukee County, WI Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: May 12, 1943 Granted: Aug. 14, 1945 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Kearney & Trecker Co.

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