Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4207716 | Receptacle having a circumferentially pre-stressed peripheral wall composed of concrete slabs | — | 1980-06-17 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4207716 | Receptacle having a circumferentially pre-stressed peripheral wall composed of concrete slabs | — | 1980-06-17 |