Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4822953 | Fire-protected electrical cable connection | — | 1989-04-18 |
GJ
Gunther John
Overall (1989): #109,515 of 140,708Top 80%
1
Patents 1989