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All Patents of Type: construction machines
Patents 1 - 4 of 4
First set of recordsLast set of records
NumberDatePatenteeTitleType
216,162Jun. 03, 1879C.D. EdwardsImprovement in ditching-machinesconstruction machines
810,478Jan. 23, 1906C.D. EdwardsLandside-wheelconstruction machines
869,354Oct. 29, 1907C.D. EdwardsGrading-machineconstruction machines
1,723,019Aug. 06, 1929R.A. EdwardsRoad graderconstruction machines
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