Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4957687 | Method for making profiled plastic tubes such as corrugated tubes | Bernard de Curraize | 1990-09-18 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4957687 | Method for making profiled plastic tubes such as corrugated tubes | Bernard de Curraize | 1990-09-18 |