Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4838167 | Method and device for protection of targets against approaching projectiles, which projectiles are provided with infrared-sensitive target finders | Paul Huber, Alois Schiessl | 1989-06-13 |
| 4324183 | Smoke projectile charge | Robert Schmidlin, Wolfgang Trede | 1982-04-13 |
| 4238254 | Pyrotechnic smoke charge containing guanidine nitrate | Alois Schiessl | 1980-12-09 |