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US Patent: 37,332
Improvement in machines for drawing bolts and spikes
Patentee:
John C. Chapman - Charlestown, MA

USPTO Classifications:
12/16, 254/20, 29/262, 294/115

Tool Categories:
specialty tools : nail extractors

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
P. E. Teschemacher
Norman W. Stearns

Patent Dates:
Granted: Jan. 06, 1863

Patent Pictures:
USPTO pdf tiff
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