| Patents for B28B 15 - General arrangement or layout of plant (1,303) | |
|---|---|
| 06/1976 | |
| 06/08/1976 | US3961874 Sound insulated block molding machine |
| 05/1976 | |
| 05/25/1976 | US3958320 Methods for the manufacture of prefabricated building sections or room units and factories for the implementation of such methods |
| 03/1976 | |
| 03/30/1976 | US3947171 Apparatus for producing precast concrete members |