Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5095676 | Sectional frame and sectional insert | — | 1992-03-17 |
| 4697337 | Method for manufacturing thermo-insulated compound profiles for windows, doors and facades | — | 1987-10-06 |
| 4646416 | Method for manufacturing thermo-insulated compound profiles for windows, doors and facades | — | 1987-03-03 |
| 4640072 | Multipart thermally insulated metal profile for facade structures or roof structures | — | 1987-02-03 |
| 4592123 | Device for manufacturing thermo-insulated compound profiles for windows, doors and facades | — | 1986-06-03 |
| 4349495 | Method of producing thermally insulated composite sections, and a composite section produced by this method | — | 1982-09-14 |