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All Patents in class 144/421
Patents 1 - 4 of 4
First set of recordsLast set of records
NumberDatePatenteeTitleType
2,374,257Apr. 24, 1945G. DavenportMotor Control Systemmotor controls
2,427,493Sep. 16, 1947E.P. BullardControl Mechanism
2,918,951Dec. 29, 1959G. HaumannControl mechanism for lumber processingcircular crosscut saws
2,987,085Jun. 06, 1961B.E. PorterAutomatic sequencing wood saw and clampcircular crosscut saws
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