Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4357493 | Method and apparatus for storing announcements in a communications system | Thomas W. Anderson, Richard J. Milczarek, Edwin M. Schaefer, III, Robert M. Stekl | 1982-11-02 |