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US Patent: 328,648
Brace chuck
Patentee:
John Chantrell (exact or similar names) - Bridgeport, CT

USPTO Classifications:
279/48

Tool Categories:

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Granted: Oct. 20, 1885

Patent Pictures:
USPTO (New site tip)
Google Patents
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