Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4886147 | Brake arrangement | Wilhelm Kroniger, Guenter Aydt | 1989-12-12 |
RM
Roland Martin
Overall (1989): #62,237 of 140,708Top 45%
1
Patents 1989