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Patent number:
Patent Date:
US Patent: RE2,712
Improved Machine for Making Augers
Patentees:
William W. Grier (
exact
or
similar
names) - Hulton, PA
Robert H. Boyd (
exact
or
similar
names) - Hulton, PA
USPTO Classifications:
72/64
,
72/95
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:
James M. Taylor
J. A. Carline
Patent Dates:
Granted:
Aug. 06, 1867
Reissue Information:
Reissue of
54,893
(May 22, 1866)
Patent Pictures: [
1
|
2
]
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