Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5119397 | Combined analog and digital cellular telephone system having a secondary set of control channels | Jan E. A. S. Dahlin | 1992-06-02 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5119397 | Combined analog and digital cellular telephone system having a secondary set of control channels | Jan E. A. S. Dahlin | 1992-06-02 |