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US Patent: 43,364
Improvement in boring-machines
Patentee:
Joseph Edgecomb - Worcester, MA

USPTO Classifications:
74/842

Tool Categories:
woodworking machines : wood drilling and boring : portable timber borers
woodworking machines : joint making machines : portable timber borers

Assignees:
Thomas H. Dodge - Worcester, MA

Manufacturer:
Not known to have been produced

Witnesses:
Eliza D. Dodge
J. Henry Hill

Patent Dates:
Granted: Jun. 28, 1864

Patent Pictures:
USPTO pdf tiff
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