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Patent number:
Patent Date:
US Patent: 160,015
Improvement in Devices for Cutting out Sheet-Metal Washers
Patentee:
Daniel Goodnow, Jr. (
exact
or
similar
names) - Boston, MA
USPTO Classifications:
408/189
,
408/195
Tool Categories:
woodworking tools
:
hand drills
:
drill bits
:
washer cutters
Assignees:
None
Manufacturer:
Not known to have been produced
Witnesses:
F. Curtis
W. E. Boardman
Patent Dates:
Applied:
Jan. 28, 1875
Granted:
Feb. 23, 1875
Patent Pictures:
USPTO
(New site tip)
Google Patents
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