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US Patent: 117,904
Improvement in Dental Instruments
Socket and Wrench
Patentee:
Charles H. Mack (exact or similar names) - Portland, OR

USPTO Classifications:
81/119, 81/121.1

Tool Categories:
wrenches : socket wrenches

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Andrew J. Moses
John Cattin
G. W. Cannon
Patent Dates:
Granted: Aug. 08, 1871

Patent Pictures:
Charles H. Mack Pat. August 8, 1871
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Description:
The patent is for small studs for use in dental repairs, and the corresponding socket wrench to install them.

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