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Patent number:
Patent Date:
US Patent: RE4,569
Improvement in Machinery for Forming the Lips of Augers
Patentee:
James Swan (
exact
or
similar
names) - Seymour, CT
USPTO Classifications:
76/2
Tool Categories:
tool making
:
making drills and augers
woodworking tools
:
hand drills
:
drill bits
:
auger bits
Assignees:
None
Manufacturer:
Not known to have been produced
Witnesses:
George A. Rogers
Fred. A. Rugg
Patent Dates:
Granted:
Sep. 26, 1871
Reissue Information:
Reissue of
116,509
(Jun. 27, 1871)
Patent Pictures: [
1
|
2
]
USPTO
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Google Patents
Report data errors or omissions to steward Jeff Joslin (dm)
Description:
Specialized machine for forming gouge shaped cutting lips of Cook's bits.
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