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US Patent: 40,459
Improved boring-machine
Patentee:
G. Sereno Corwin - Riverhead, NY

USPTO Classifications:
74/842

Tool Categories:
metalworking machines : drilling and boring : drill presses
woodworking machines : wood drilling and boring : drill presses

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Charles L. Corwin
James Vail

Patent Dates:
Granted: Nov. 03, 1863

Patent Pictures:
USPTO pdf tiff
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