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Patents Granted on 1922-03-28
Patents 1 - 3 of 3
First set of recordsLast set of records
NumberDatePatenteeTitleType
1,410,816Mar. 28, 1922W.M. LawrenceSpark Plug Wrenchscrew adjust wrenches
1,410,993Mar. 28, 1922A.B. CarillChain Pipe Wrenchchain and strap wrenches
1,411,017Mar. 28, 1922Handsaw Attachment
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