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US Patent: 342,866
Tapping-machine
Patentees:
George K. Garvin (exact or similar names) - New York, NY
Charles E. Hadley (exact or similar names) - New York, NY

USPTO Classifications:
408/133, 411/318, 411/946

Tool Categories:
metalworking machines : drilling and boring : tapping machines

Assignees:
E. E. Garvin & Co. - New York, NY

Manufacturer:
E. E. Garvin & Co. - New York, NY

Witnesses:
Thomas S. Crane
John T. Williams

Patent Dates:
Applied: Oct. 03, 1885
Granted: Jun. 01, 1886

Patent Pictures:
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Vintage Machinery entry for Garvin Machine Co

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