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Patent number:
Patent Date:
US Patent: 475,949
Drill Stock
Patentee:
Corwin H. Platt (
exact
or
similar
names) - Cleveland, OH
USPTO Classifications:
408/101
Tool Categories:
woodworking tools
:
hand drills
:
eggbeater drills
Assignees:
None
Manufacturer:
Not known to have been produced
Witnesses:
Unknown
Patent Dates:
Applied:
Oct. 29, 1891
Granted:
May 31, 1892
Patent Pictures:
USPTO
(New site tip)
Google Patents
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