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Patents for Victor E. Knecht
Patents 1 - 6 of 6
First set of recordsLast set of records
NumberDatePatenteeTitleType
377,705Feb. 07, 1888E. BarrathProcess of manufacturing coal-hods
382,939May 15, 1888E. BarrathCoal-hod
396,974Jan. 29, 1889E. BarrathCoal-hod
396,975Jan. 29, 1889E. BarrathCoal-hod
397,047Jan. 29, 1889E. BarrathCoal-hod
939,032Nov. 02, 1909V.E. KnechtMolding-machine
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