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Patent number:
Patent Date:
US Patent: 457,227
Device for Cutting Disks and Washers
Patentee:
John L. Sigsbee (
exact
or
similar
names) - Canajoharie, NY
USPTO Classifications:
408/195
Tool Categories:
woodworking tools
:
hand drills
:
drill bits
:
washer cutters
Assignees:
None
Manufacturer:
Not known to have been produced
Witnesses:
Joseph C. Melick
W. J. Roser
Patent Dates:
Applied:
May 15, 1891
Granted:
Aug. 04, 1891
Patent Pictures:
USPTO
(New site tip)
Google Patents
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