Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4818319 | Process for reducing the water vapour diffusion in a plastics composite insulator consisting of several layers | Hans Beer, Helmut Britsch, Tony Kaiser | 1989-04-04 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4818319 | Process for reducing the water vapour diffusion in a plastics composite insulator consisting of several layers | Hans Beer, Helmut Britsch, Tony Kaiser | 1989-04-04 |