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Patent number:
Patent Date:
Patents for Henry W. Mason
Patents 1 - 2 of 2
Picture
Number
Date
Patentee
Title
16,900
Mar. 24, 1857
G.C. Taft
Feeding Drill-Shafts
17,609
Jun. 16, 1857
G.C. Taft
Improved Screw-Wrench
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