Inventor: Koot, Johannes Adrianus Maria
Inventor: Koot, Johannes Adrianus Maria
Inventor: van Meuwen, Johannes Marinus
Inventor: Wezelenburg, Jr., Jan-Willem
Inventor: Wezelenburg, Jr., Jan-Willem
Inventor: Heemskerk, Harold
Inventor: Bruinen, Edward
Inventor: Bruinen, Edward
Inventor: Spruit, Adrianus Theodorus