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Patents for Davida J. Johnson
Patents 1 - 2 of 2
First set of recordsLast set of records
NumberDatePatenteeTitleType
438,861Oct. 21, 1890E.B. RichSaw-swaging machinesaw sharpening machines
454,917Jun. 30, 1891H. PhillipsPipe Wrenchpipe tongs
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