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Patents Granted on 1930-05-__
Patents 1 - 15 of 21
First set of recordsNext set of recordsLast set of records
GB-328,475May 01, 1930H.A. PearnImprovements relating to horizontal boring and facing machineshorizontal boring mills
1,756,949May 06, 1930E.S. McGonegalPortable Grinding Toolmetal lathe accessories
1,757,155May 06, 1930J.J. WittVariety lathepattern lathes
1,757,679May 06, 1930H.L. MyersClamping devicesanding machines
1,757,785May 06, 1930C.E. Sullenberger3-wheel bandsawbandsaws
1,758,013May 13, 1930J.E. Caldwell, J.L. SchubertAdjustable Wrenchscrew adjust wrenches
1,758,023May 13, 1930A. BjorklundLathewood lathes
1,758,069May 13, 1930J.H. AbramsonBit Extensiondrill bit extensions
1,758,261May 13, 1930J.A. LelandTool and article holderdrill bit extensions
1,758,834May 13, 1930L.R. Heston, A.L. AndersonMachine to shape flooring blocksspecialty machines
1,759,130May 20, 1930L.G. MerrittDrierveneer machines
1,759,186May 20, 1930J.G. CollinsSpanner wrench
1,759,345May 20, 1930R.T. ChaseCan Openercan openers
1,759,768May 20, 1930H. TscherningMop head
1,759,776May 20, 1930J. BronsMulticylinder Combustion Motoroil engines
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