| Patents Granted on 1987-04-__ |
Patents 1 -
9
of 9
      |
| Number | Date | Patentee | Title | Type |
| CA-1,220,018 | Apr. 07, 1987 | R. Johnstone | Motorized ball nut | metalworking machine mechanisms |
| CA-1,220,186 | Apr. 07, 1987 | F.V. Marchal | Robinet A Boisseau Spherique Pour Hautes Pressions | industrial valves |
| 4,655,655 | Apr. 07, 1987 | H. Schürfeld | Tool and Workpiece Holding Arrangement for Material Removing Machining | insert tool holders |
| 4,656,418 | Apr. 07, 1987 | L.D. Pacetti, J.T. Boston | Molded Clamp-Type Ammeter Probe | |
| 4,656,898 | Apr. 14, 1987 | P.M. Strait, C.C. Hunt | Portable Lathe Device | portable turning tools |
| 4,658,678 | Apr. 21, 1987 | G. Pracht | Cork screw furnished with a bell-shaped housing | self and partial cork pullers |
| 4,658,681 | Apr. 21, 1987 | H. Pollak, G.V. Wells | Portable lathe | wood lathes |
| 4,658,859 | Apr. 21, 1987 | L.W. Durham, B.S. Backe | Valve Spool with Cross Drill Ports | |
| 4,660,449 | Apr. 28, 1987 | W.G. LeTarte | Stock feeding apparatus | woodworking machine stockfeeding mechanisms |
