| Patents for B65D 17 - Rigid or semi-rigid containers specially constructed to be opened by cutting or piercing, or by tearing of frangible member or portion (7,903) | |
|---|---|
| 01/1976 | |
| 01/27/1976 | US3934749 Plastic container |
| 01/06/1976 | US3930593 Container (or vessel) with a cover |
| 01/06/1976 | US3930592 Beer can structure |