Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4470534 | Glazing panels and method and apparatus for bonding them together | Th/e/ o Janssens | 1984-09-11 |
| 4331282 | Method of manufacturing glazing panels | Theo Janssens | 1982-05-25 |
| 4270688 | Apparatus for manufacturing glazing panels | Theo Janssens | 1981-06-02 |