Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4696496 | System for putting two contiguous enclosures into individual communication with the outside | Hubert V. de Guelis | 1987-09-29 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4696496 | System for putting two contiguous enclosures into individual communication with the outside | Hubert V. de Guelis | 1987-09-29 |