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Patent number:
Patent Date:
US Patent: 179,500
Improvement in saw-sharpening machines
Patentee:
Emanuel Andrews (
exact
or
similar
names) - Williamsport, PA
USPTO Classifications:
451/342
,
76/40
,
76/48
,
76/78.1
,
76/79
Tool Categories:
metalworking machines
:
grinders
:
sharpening machines
:
saw sharpening machines
Assignees:
None
Manufacturer:
Not known to have been produced
Witnesses:
Daniel Riley
F. D. Berber
Patent Dates:
Applied:
Feb. 19, 1876
Granted:
Jul. 04, 1876
Patent Pictures:
USPTO
(New site tip)
Google Patents
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