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: Pavlich, John C.
Inventor: Skelton, Donald Alfred
Inventor: Kanazawa, Yoshiki
Inventor: Oudolf, Petrus Hendricus