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Patents Granted on 1922-04-18
Patents 1 - 4 of 4
First set of recordsLast set of records
NumberDatePatenteeTitleType
1,412,888Apr. 18, 1922L. NovakScraping Toolscraper planes
1,413,056Apr. 18, 1922C.L. Cooley, G.L. ParrishAdjustable Plumb and Levellevels
1,413,121Apr. 18, 1922J.A. JohnsonWrenchwrenches
1,413,243Apr. 18, 1922J.A. ThompsonRatchet Wrench and Toolratchet wrenches
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