Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4707319 | Process for production of yarns and fibers with good properties, based on atactic polyvinyl chloride | Georges Achard, Jacques Menault | 1987-11-17 |
| 4256684 | High-shrinkage acrylic fibers and the process for their production | Georges Achard, Pierre Chion, Roger C. Vincent | 1981-03-17 |