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US Patent: 3,498,624
Chuck device
Patentees: Earl J. Hammond (exact or similar names) - Frankenmuth, MI Roland G. Koch (exact or similar names) - Frankenmuth, MI USPTO Classifications: 279/81, 279/89 Tool Categories: metalworking machines : drilling and boring : drill presses : drill press chucks woodworking machines : wood drilling and boring : drill presses : drill press chucks Assignees: Universal Engineering Co. - Frankenmuth, MI Manufacturer: Universal Engineering Co. - Frankenmuth, MI Witnesses: Unknown	Patent Dates: Applied: Sep. 21, 1967 Granted: Mar. 03, 1970 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Universal Engineering Co.
Description: This chuck can have the bit or tool changed without stopping the spindle without having the operator touch a rotating part.

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