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US Patent: 263,001
Machine for Cutting Screw Threads
Patentee:
John H. Vinton (exact or similar names) - Bridgeport, Fairfield County, CT

USPTO Classifications:
82/136

Tool Categories:
metalworking machines : metal threading machines

Assignees:
Frank Armstrong - Bridgeport, Fairfield County, CT

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Applied: Jul. 05, 1881
Granted: Aug. 22, 1882

Patent Pictures:
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