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Patents for William Petersen
Patents 1 - 8 of 8
First set of recordsLast set of records
NumberDatePatenteeTitleType
1,392,443Oct. 04, 1921W. PetersenWrenchlocking pliers
1,489,458Apr. 08, 1924W. PetersenWrenchlocking pliers
2,201,918May 21, 1940W. PetersenWrenchlocking pliers
2,280,005Apr. 14, 1942W. PetersenWrenchlocking pliers
2,481,866Sep. 13, 1949W. PetersenSliding-Jaw, Lever and Rack Actuated Wrenchlocking pliers
2,711,663Jun. 28, 1955W. PetersenToggle Locking Wrencheslocking pliers
2,838,973Jun. 17, 1958W. PetersenReleasing Means for Self Locking Plier Type Toggle Wrenchlocking pliers
2,853,910Sep. 30, 1958W. PetersenLatch Means for Plier type Toggle Wrenchlocking pliers
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