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US Patent: 508,667
Drill-chuck
Patentee:
Amos Woeber (exact or similar names) - Moline, IL

USPTO Classifications:
279/42

Tool Categories:
woodworking tools : hand drills : drill chucks

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Elmer E. Morgan
Frank J. Clendenin
Patent Dates:
Applied: Aug. 06, 1892
Granted: Nov. 14, 1893

Patent Pictures:
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