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US Patent: 251,322
Screw-cutting machine
Patentees:
Jesse Vandenburgh (exact or similar names) - Cortland, NY
James A. Gilkerson (exact or similar names) - Cortland, NY

USPTO Classifications:
408/139, 470/75

Tool Categories:
metalworking machines : screw machines

Assignees:
None

Manufacturer:
Gilkerson Machine Works - Homer, NY

Witnesses:
John W. Suggett
Emilus Gurley

Patent Dates:
Applied: Jun. 30, 1881
Granted: Dec. 20, 1881

Patent Pictures:
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Vintage Machinery entry for Gilkerson Machine Works

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