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Patents for A. Steinwehr
Patents 1 - 3 of 3
First set of recordsLast set of records
NumberDatePatenteeTitleType
6,039Jan. 16, 1849H. KnowlesBearing for upright shaftsindustrial machine bearings
6,294Apr. 10, 1849H. KnowlesPlaning-machinewood planers
6,443May 08, 1849H. LawMachinery for dressing stavescooper
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