Assignee
Inventors
- Hans-Juergen Degen (25 patents)
- Wolf Guender (3 patents)
- Friedrich Linhart (36 patents)
- Werner Auhorn (9 patents)
- Guenter Frey (7 patents)
- Werner Streit (11 patents)
- Rolf Fikentscher (50 patents)
US Patent 4425238 · Granted Jan 10, 1984