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Patent number:
Patent Date:
US Patent: 1,479,325
Chuck
Chuck with countersink and depth stop
Patentee:
Joseph Schubnle (
exact
or
similar
names) - North Adams, MA
USPTO Classifications:
408/202
,
408/223
Tool Categories:
woodworking tools
:
hand drills
:
drill accessories
:
drill depth stops
Assignees:
None
Manufacturer:
Not known to have been produced
Witnesses:
Unknown
Patent Dates:
Applied:
Oct. 08, 1921
Granted:
Jan. 01, 1924
Patent Pictures:
USPTO
(New site tip)
Google Patents
Report data errors or omissions to steward Steve Gosselin
Description:
Counter sink, and depth stop combined with chuck.
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