| Patents Granted on 1981-12-?? |
Patents 1 -
5
of 5
      |
| Number | Date | Patentee | Title | Type |
| 4,303,360 | Dec. 01, 1981 | J.T. Janeczko, D.J. Cayen | Power Drawfinger System for Machine Tool Spindle | metalworking machine mechanisms |
| 4,305,440 | Dec. 15, 1981 | E. Lacasse | Cutting tool | |
| 4,305,689 | Dec. 15, 1981 | K. Morikawa, S. Yamade | Crankshaft Milling Machine | milling machines |
| GB-2,077,173 | Dec. 16, 1981 | M. Orrow | Improvements in and relating to punching machines | punch presses |
| 4,306,350 | Dec. 22, 1981 | F.E. Dailey, E.J. Kielma | Automatic Tool Changer and Tool Storage Arrangement for Machine Tool | tool changers and storage mechanisms |