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US Patent: 546,761
Drill-chuck
Patentee:
James T. Fink (exact or similar names) - Washington, DC

USPTO Classifications:
279/77

Tool Categories:

Assignees:
Albert Stephan - Washington, DC
James T. Fink - Washington, DC

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Granted: Sep. 24, 1895

Patent Pictures:
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