Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4837093 | Uniformly coated glass substrates | Jean-Pierre Douche | 1989-06-06 |
| 4824695 | Process and apparatus for coating a substrate | Carl Kramer, Wolfgang Schaefer, Hans Sustmann | 1989-04-25 |
| 4807814 | Pneumatic powder ejector | Jean-Pierre Douche, Claude Bernard | 1989-02-28 |