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Patent number:
Patent Date:
US Patent: 993,100
Dental Tool Holder
Patentee:
Charles R. Powers (
exact
or
similar
names) - Princeton, Green Lake County, WI
USPTO Classifications:
279/89
,
433/102
,
433/147
Tool Categories:
specialty tools
:
dental tools
Assignees:
None
Manufacturer:
Not known to have been produced
Witnesses:
Unknown
Patent Dates:
Applied:
Feb. 03, 1910
Granted:
May 23, 1911
Patent Pictures:
USPTO
(New site tip)
Google Patents
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