Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4877258 | Fold bellows for rotating vehicle drive joint | Claus-Christian Alt, Heinz Koch, Wolfgang Niechoj, Theodor Grossmann, Felix Deffner | 1989-10-31 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4877258 | Fold bellows for rotating vehicle drive joint | Claus-Christian Alt, Heinz Koch, Wolfgang Niechoj, Theodor Grossmann, Felix Deffner | 1989-10-31 |