Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4521465 | Coated composite material for lining passages | Walter Schroer | 1985-06-04 |
| 4397892 | Process for the production of chemically bonded non-woven sheet materials containing a binder of microheteroporous structure | Ivan Lorant, Gyula Murlasits, Ferenc Farkas, Geza Szomolanyi | 1983-08-09 |