Inventor: de Boer, Petrus
Inventor: de Boer, Petrus
Inventor: de Groot, Leonardus S. J.
Inventor: van Diemen, Hubertus T.
Inventor: Baars, Johannes
Inventor: Baars, Johannes
Inventor: Van Andel, Otto Jan Robert
Inventor: Van Andel, Otto Jan Robert
Inventor: Stribling, Sally
Inventor: Mislow, III, Gregory John
Inventor: de Gruyter, Andre Paulus
Inventor: Van Der Made, Taco