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Patent number:
Patent Date:
US Patent: 1,553
Manner of Manufacturing Screw-Augers
Patentee:
William Field (
exact
or
similar
names) - Pawtucket, RI
USPTO Classifications:
72/412
,
72/475
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 Hutchison
Barney Money
Patent Dates:
Granted:
Apr. 15, 1840
Patent Pictures:
USPTO
(New site tip)
Google Patents
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