Inventor: Danziger, Gavriel
Inventor: Danziger, Gavriel
Inventor: Walvatne, Bradley C.
Inventor: Heinrich, Westhoff
Inventor: Westhoff, Heinrich
Inventor: Lommerse, Henry
Inventor: Houbraken, Anna M. W. P.
Inventor: Houbraken, Anna M. W. P.
Inventor: Westhoff, Heinrich
Inventor: Kolster, Pieter
Inventor: Sanders-van Harn, Adriana Christina Bastiana
Inventor: Houbraken, Anna M. W. P.