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US Patent: 1,364,361
Drill-chuck
Patentee:
George Walter Emrick - Brooklyn, NY

USPTO Classifications:
279/63

Tool Categories:
woodworking tools : hand drills : drill chucks

Assignees:
None

Manufacturer:
Eastern Tube & Tool Co. - Brooklyn, NY

Witnesses:
Unknown

Patent Dates:
Applied: Jan. 07, 1919
Granted: Jan. 04, 1921

Patent Pictures:
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Description:
An improvement to his patent 1,109,121.

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