Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5613196 | Method and apparatus for a distributive wide area network for a land mobile transmission trunked communication system | Keith Barnes, Donald R. Bauman, Philip A. Keefer, Michael E. Mihelich | 1997-03-18 |