Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4534309 | Paper coating apparatus | Wayne A. Damrau, Richard Bernert, Albert Wohrle | 1985-08-13 |
| 4440809 | Method and apparatus for recirculating coating liquid in a paper coating apparatus | — | 1984-04-03 |