Assignee
Inventors
- Hans-Jurgen Tappert (5 patents)
- Johannes Naumann (11 patents)
- Karl-Heinz Forster (24 patents)
- Herbert Doliner (3 patents)
- Fritz Pieper (8 patents)
- Werner Frenzel (3 patents)
- Klaus Schanze (4 patents)
US Patent 4566385 · Granted Jan 28, 1986