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Patent number:
Patent Date:
Patents for Gibbs General Machine Co.
Patents 1 - 2 of 2
Picture
Number
Date
Patentee
Title
1,429,866
Sep. 19, 1922
J.D. Gibbs
Drill press
1,477,052
Dec. 11, 1923
J.D. Gibbs
Friction gearing
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