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All Patents in class 128/119.1
Patents 1 - 4 of 4
First set of recordsLast set of records
NumberDatePatenteeTitleType
5,831XFeb. 16, 1830J.J. HeintzelmanSpiral spring truss
6,628XJul. 20, 1831J.J. HeintzelmanGum elastic pad truss
8,340XAug. 04, 1834T. LawrenceTruss for cure of hernia
8,863XJun. 06, 1835J.J. HeintzelmanTruss for the cure of hernia
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