Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4395780 | Service-integrated communication transmission and exchange system | Klaus Krull | 1983-07-26 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4395780 | Service-integrated communication transmission and exchange system | Klaus Krull | 1983-07-26 |