Inventor: Danziger, Gavriel
Inventor: Danziger, Gavriel
Inventor: Hoekstra-Arisz, Catharina Marie
Inventor: Heinrich, Westhoff
Inventor: Quemard, Pascal
Inventor: Westhoff, Heinrich
Inventor: Lommerse, Henry
Inventor: Houbraken, Anna M. W. P.
Inventor: Houbraken, Anna M. W. P.
Inventor: Westhoff, Heinrich
Inventor: Kolster, Peter Rudolf
Inventor: Arisz, Catharina M.