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Patents Granted on 1940-10-29
Patents 1 - 9 of 9
First set of recordsLast set of records
NumberDatePatenteeTitleType
D123,257Oct. 29, 1940G.D. BehlenDesign for a portable electric sander or the likehandheld power sanders
D123,310Oct. 29, 1940B.M. GuthrieStokersolid fuel stokers
2,219,444Oct. 29, 1940R.E. Grobe, T.F. EserkalnGrinding Wheel Dust Hoodgrinders
2,219,694Oct. 29, 1940C.E. MillerMachine for Making Shaftsautomatic lathes
2,219,851Oct. 29, 1940G.A. Highberg, H.E. SloanChuck Including Operating Mechanism Thereformetal lathe chucks
2,219,903Oct. 29, 1940E.M. PfauserJack Illumination
2,219,907Oct. 29, 1940W.F. RossTool Holder Assemblymetalworking machine tool holders
2,220,002Oct. 29, 1940H.M. Binns, W.A. Maddox, M. RollmanHeat Treatingflame hardening machines
2,220,037Oct. 29, 1940R.P. FitzgeraldDouble-acting drop hammerdrop hammers
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