Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| H678 | System for transmitting low frequency analog signals over AC power lines | Steven P. Baker, Howard D. Haynes | 1989-09-05 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| H678 | System for transmitting low frequency analog signals over AC power lines | Steven P. Baker, Howard D. Haynes | 1989-09-05 |