Assignee
No assignee recorded.
Inventors
- Claude Perraudin (3 patents)
- Unknown
- Jean-Paul Guiho (2 patents)
- Unknown
- Gerard Taniel (2 patents)
- Georges Viel (3 patents)
- Jean-Pierre Brethon (2 patents)
US Patent 4362947 · Granted Dec 7, 1982
No assignee recorded.