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US Patent: 34,137
Improvement in boring-machines
Patentee:
Joseph Edgecomb - Worcester, MA

USPTO Classifications:
144/106, 408/135

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

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Samuel Morse
James H. Bancroft

Patent Dates:
Granted: Jan. 14, 1862

Patent Pictures:
USPTO pdf tiff
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