Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4619951 | Sealing compositions for electric cables | Josef Schoppen | 1986-10-28 |
| 4269626 | Aqueous acid/amino 1,3-butadiene polymer reaction product agent for treating wood and wooden materials | Wilfried Bartz | 1981-05-26 |
| 4239807 | Polyamide coated base material having an intermediate layer of polybutadiene | Rainer Feldmann | 1980-12-16 |