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All Patents in class 400/214
Patents 1 - 4 of 4
First set of recordsLast set of records
NumberDatePatenteeTitleType
843,831Feb. 12, 1907E.G. LattaType-writing machine
933,181Sep. 07, 1909O.C. KavleRibbon mechanism for type-writing machines
944,734Dec. 28, 1909O.C. KavleRibbon mechanism for type-writing machines
944,735Dec. 28, 1909E.G. LattaRibbon mechanism for type-writing machines
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