Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4866927 | Process for producing an open-end spinning rotor | Gerhard Fetzer | 1989-09-19 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4866927 | Process for producing an open-end spinning rotor | Gerhard Fetzer | 1989-09-19 |