Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4868022 | Ribbon of a cross-linked plastic which is capable of shrinking upon the action of heat | Karl-Heinz Marx, Frank Patzke | 1989-09-19 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4868022 | Ribbon of a cross-linked plastic which is capable of shrinking upon the action of heat | Karl-Heinz Marx, Frank Patzke | 1989-09-19 |