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Patents Granted on 1987-04-??
Patents 1 - 9 of 9
First set of recordsLast set of records
NumberDatePatenteeTitleType
CA-1,220,018Apr. 07, 1987R. JohnstoneMotorized ball nutmetalworking machine mechanisms
CA-1,220,186Apr. 07, 1987F.V. MarchalRobinet A Boisseau Spherique Pour Hautes Pressionsindustrial valves
4,655,655Apr. 07, 1987H. SchürfeldTool and Workpiece Holding Arrangement for Material Removing Machininginsert tool holders
4,656,418Apr. 07, 1987L.D. Pacetti, J.T. BostonMolded Clamp-Type Ammeter Probe
4,656,898Apr. 14, 1987P.M. Strait, C.C. HuntPortable Lathe Deviceportable turning tools
4,658,678Apr. 21, 1987G. PrachtCork screw furnished with a bell-shaped housingself and partial cork pullers
4,658,681Apr. 21, 1987H. Pollak, G.V. WellsPortable lathewood lathes
4,658,859Apr. 21, 1987L.W. Durham, B.S. BackeValve Spool with Cross Drill Ports
4,660,449Apr. 28, 1987W.G. LeTarteStock feeding apparatuswoodworking machine stockfeeding mechanisms
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