Assignee
No assignee recorded.
Inventors
- Johannes Martinus Maria Bloemers (11 patents)
- Anko Cornelus Eissens (5 patents)
- Henderik Willem Frijlink (14 patents)
- Leonardus Gerardus Jozef De Leede (3 patents)
US Patent 9763884 · Granted Sep 19, 2017
No assignee recorded.