Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4833939 | Built-up connecting rod | Hans-Dieter Beckmann | 1989-05-30 |
HO
Hans-Joachim Oberg
Overall (1989): #108,006 of 140,708Top 80%
1
Patents 1989