Assignee
Inventors
- Dave Willem Van Goor (21 patents)
- Adrianus Sempel (54 patents)
- Henricus Theodorus Van Der Zanden (15 patents)
- Eberhard Waffenschmidt (50 patents)
- Theodorus Johannes Petrus Van Den Biggelaar (27 patents)
- Oscar Hendrikus Willemsen (33 patents)