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Patent number:
Patent Date:
US Patent: 245,134
Upright drill
Patentee:
George M. Coburn (
exact
or
similar
names) - Waltham, MA
USPTO Classifications:
408/101
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:
C. F. Stone
M. J. Larkin
Patent Dates:
Applied:
Oct. 04, 1880
Granted:
Aug. 02, 1881
Patent Pictures:
USPTO
(New site tip)
Google Patents
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