Assignee
Inventors
- Erwin Gloss (4 patents)
- Edmund Jeenicke (19 patents)
- Gerhard Lotterbach (9 patents)
- Egbert Perenthaler (7 patents)
- Manfred Schenk (10 patents)
- Jan F. van Woudenberg (8 patents)
- Udo Zucker (9 patents)
US Patent 4594981 · Granted Jun 17, 1986