Issued Patents All Time
Showing 26–39 of 39 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5209281 | Anti-jamming safety device for a curtain-type door having reinforcing bars | — | 1993-05-11 |
| 5207256 | Safety device for a raisable curtain door | — | 1993-05-04 |
| 5199479 | Skid for a raisable-curtain goods-handling door | — | 1993-04-06 |
| 5183093 | Removable sealing device for a raisable-curtain industrial door | — | 1993-02-02 |
| 5163493 | Goods-handling door made up of rigid panels | — | 1992-11-17 |
| 5141043 | Lifting curtain door | — | 1992-08-25 |
| 5095964 | Goods-handling door comprising a raisable curtain with anti-flapping thrust means | — | 1992-03-17 |
| 5072767 | Device for facilitating the folding of a raisable curtain | — | 1991-12-17 |
| 4934437 | Draft-proof flexible curtain for a concertina-type door | — | 1990-06-19 |
| 4828003 | Support and transmission module for the winding shaft of a lifting curtain door | — | 1989-05-09 |
| 4824505 | Method of fabricating flexible curtains of any size | — | 1989-04-25 |
| 4776379 | Riser for a vertically-opening door | — | 1988-10-11 |
| 4727919 | Safety and emergency actuator device for a concertina type door | — | 1988-03-01 |
| 4718471 | Fixing and protective housing for the drive means of a concertina type door | — | 1988-01-12 |