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Patents for Emanuel Kopriwa
Patents 1 - 4 of 4
First set of recordsLast set of records
NumberDatePatenteeTitleType
957,716May 10, 1910D.B. SalstromCarving-machinecarving machines
957,717May 10, 1910D.B. SalstromCarving-machinecarving machines
1,013,618Jan. 02, 1912D.B. SalstromCarving-machinecarving machines
1,013,847Jan. 02, 1912D.B. SalstromSpindle-bearingcarving machines
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