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Patent number:
Patent Date:
US Patent: 545,275
Button Trimming Machine With Automatic Knife Sharpener
Patentee:
Andrew A. Ekliff (
exact
or
similar
names) - Detroit, Wayne County, MI
USPTO Classifications:
79/8
Tool Categories:
specialty machines
:
button making machinery
knives and cutters
:
sharpening apparatus
Assignees:
None
Manufacturer:
Not known to have been produced
Witnesses:
Unknown
Patent Dates:
Applied:
Oct. 26, 1893
Granted:
Aug. 27, 1895
Patent Pictures:
USPTO
(New site tip)
Google Patents
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