Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4862477 | Apparatus and method for melting and homogenizing batch material | Leonard E. Olds, Jean-Pierre Martin | 1989-08-29 |
| 4815601 | Carrier for flat panel displays | Robert J. Nentl | 1989-03-28 |