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Patent number:
Patent Date:
US Patent: 50,647
Improvement in file-cutting machines
Patentee:
Milton D. Whipple (
exact
or
similar
names) - Boston, MA
USPTO Classifications:
76/14
Tool Categories:
tool making
:
making files
Assignees:
None
Manufacturer:
Not known to have been produced
Witnesses:
James W. Maloy
Joseph Gavett
Patent Dates:
Granted:
Oct. 24, 1865
Patent Pictures:
USPTO
(New site tip)
Google Patents
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