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 | Kurt Bayha | 1989-04-04 |
HW
Helmut Weyl
Overall (1989): #105,936 of 140,708Top 80%
1
Patents 1989