Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4758291 | Method and apparatus for automatically applying lining material to large-area wall surfaces | Rolf Meyer, Gerhard Porrmann | 1988-07-19 |
| 4664741 | Apparatus for automatically applying and pressing webs of rubber or similar lining material to and against expanded wall surfaces | Rolf Meyer, Gerhard Porrmann | 1987-05-12 |