Assignee
No assignee recorded.
Inventors
- Franciscus B. G. Benneker (12 patents)
- Frans van Dalen (11 patents)
- Jacobus Lemmens (21 patents)
- Theodorus Peters (23 patents)
- Frantisek Picha (18 patents)
US Patent 6900327 · Granted May 31, 2005
No assignee recorded.