Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4826416 | System for injection molding tire treads | Norbert Majerus | 1989-05-02 |
| 4818203 | System for injection molding elongated bodies | Norbert Majerus, Harold E. Mills | 1989-04-04 |