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Patents Granted on 1953-11-17
Patents 1 - 2 of 2
First set of recordsLast set of records
NumberDatePatenteeTitleType
D170,864Nov. 17, 1953I.O. JohanssonVertical milling machine or similar articlemilling machines
2,659,306Nov. 17, 1953W.W. De LanoMeans for varying the circumference of printing cylinders
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