Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4801648 | Molding materials having improved processing properties, and aging-resistant plastic sheets produced from these materials | Josef Huber-Hesselberger, Maximilian Mayr | 1989-01-31 |
| 4799624 | Spray head having fluid metering screws | Walter Klingenstein | 1989-01-24 |