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Patents for Major Harper & Son
Patents 1 - 5 of 5
First set of recordsLast set of records
NumberDatePatenteeTitleType
CA-2,999Jan. 13, 1874W.W. Byam, S. Grose, M. HarperBlind slat machinewindowblind machines
CA-3,000Jan. 13, 1874W.W. Byam, S. Grose, M. HarperVenetian blind
CA-83,415Oct. 13, 1903M. HarperPlaning machinewood planers
CA-102,366Dec. 04, 1906C.E. HarperWood planing machinerywood planers
854,642May 21, 1907C.E. HarperFeed-roll for wood-planing machineswood planers
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