Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5024712 | Process and machine for manufacturing tubular pieces from at least one web of supple material and tubular pieces thus obtained | Jacques Riou | 1991-06-18 |
| 4289168 | Method for making pipe of fabric impregnated with resin | Claude L. L. Portalier | 1981-09-15 |