Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4341928 | Ringing signal supply | Mark V. Stanson | 1982-07-27 |
GR
Garth I. Riley
Overall (1982): #64,150 of 81,411Top 80%
1
Patents 1982