Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4818363 | Combustion exhaust gas sensor structure, particularly for automotive engine exhaust gases | Helmut Weyl | 1989-04-04 |
KB
Kurt Bayha
Overall (1989): #85,688 of 140,708Top 65%
1
Patents 1989