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All Patents in class 74/829
Patents 1 - 2 of 2
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NumberDatePatenteeTitleType
267,912Nov. 21, 1882R.M. McDermottDrilling Machinedrill presses
679,031Jul. 23, 1901A.A. Berghof, F.W. Theberath, G.A. Ohl, Jr., G.A. Ohl, Sr.Power Presspunch presses
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