Assignee
Inventors
- Francois Schleimer (15 patents)
- Jean Goedert (5 patents)
- Ferdinand Goedert (8 patents)
- Romain Henrion (17 patents)
- Fernand Thill (5 patents)
- Henri Klein (12 patents)
- Jean Liesch (12 patents)
US Patent 4767036 · Granted Aug 30, 1988