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Patents Granted on 1928-12-11
Patents 1 - 4 of 4
First set of recordsLast set of records
NumberDatePatenteeTitleType
1,694,705Dec. 11, 1928E.A. HallValve Honehoning tools
1,694,910Dec. 11, 1928A.J. BassettOil Gas Apparatusoil gas apparatus
1,695,090Dec. 11, 1928A.N. EmmonsAbrading machinehandheld power sanders
1,695,115Dec. 11, 1928J. LockhartConveyer
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