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Patents Granted on 1927-09-13
Patents 1 - 3 of 3
First set of recordsLast set of records
NumberDatePatenteeTitleType
RE16,737Sep. 13, 1927E.L. ConnellElectric switchhandheld power tools
1,642,044Sep. 13, 1927J.J. RitterPlanebench planes
1,642,569Sep. 13, 1927B. Reader, F.H. WinslowHand Toolscrewdriver mechanisms
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