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Patents for Martin Petry
Patents 1 - 4 of 4
First set of recordsLast set of records
PictureNumberDatePatenteeTitle
355,032Dec. 28, 1886H.A. SchneeklothTelephone-receiver
363,070May 17, 1887W. KeuffelTape Measure Case
379,519Mar. 13, 1888T.F. KruegerPipe Wrench
D20,344Nov. 18, 1890H.A. SchneeklothDesign for a barber's chair
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