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US Patent: 1,620,440
Drill chuck
Patentee:
George W. Cary - Greenfield, MA

USPTO Classifications:
279/147, 279/56, 279/60

Tool Categories:
woodworking tools : hand drills : drill chucks
woodworking machines : wood drilling and boring : drill presses : drill press chucks
metalworking machines : drilling and boring : drill presses : drill press chucks

Assignees:
Goodell Manufacturing Co. - Greenfield, MA

Manufacturer:
Goodell Manufacturing Co. - Greenfield, MA

Witnesses:
Unknown

Patent Dates:
Applied: Jan. 09, 1926
Granted: Mar. 08, 1927

Patent Pictures:
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