Inventor: van Langen, Gerard
Inventor: van Langen, Gerard
Inventor: van Langen, Gerard
Inventor: Smit, Obed Jacob
Inventor: Smit, Obed Jacob
Inventor: Ceballos, Matias Eduardo Avendano
Inventor: Trewavas, Peter
Inventor: Boereboom, Andre
Inventor: van den Dool, Pieter
Inventor: Davis, Richard E.
Inventor: van den Dool, Wouter Leopold
Inventor: Kanazawa, Yoshiki