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US Patent: 1,858,889
Change speed mechanism
Patentee: William W. Edwards (exact or similar names) - Los Angeles, CA USPTO Classifications: 74/357 Tool Categories: metalworking machines : drilling and boring : drill presses metalworking machines : metalworking machine mechanisms : metalworking power transmission woodworking machines : wood drilling and boring : drill presses Assignees: None Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Jun. 01, 1931 Granted: May 17, 1932 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for W. W. Edwards

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