US Patent: 1,364,361 - Drill-chuck


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US Patent: 1,364,361

Drill-chuck

Patentee:

George Walter Emrick - Brooklyn, NY

USPTO Classifications:

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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