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Patents Granted on 1951-02-20
Patents 1 - 5 of 5
First set of recordsLast set of records
NumberDatePatenteeTitleType
D162,025Feb. 20, 1951C.R. Hatch, Jr.Pipe Wrenchpipe wrenches
2,542,169Feb. 20, 1951Saddle Miter Square
2,542,241Feb. 20, 1951J.A. ForsRatchet Mechanismratchet wrenches
2,542,368Feb. 20, 1951N.A. Smithdriftpin
2,542,515Feb. 20, 1951T.F. HarveyIntermittent movement mechanism
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