Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4799236 | Telecommunication system comprising a bus conductor and telecommunication stations connected to this bus conductor through transformers | — | 1989-01-17 |
DJ
Daniel J. G. Janssen
Overall (1989): #122,842 of 140,708Top 90%
1
Patents 1989