Inventor: Danziger, Gavriel
Inventor: Stemkens, Henricus Godefridus Wilhelmus
Inventor: Stemkens, Henricus Godefridus Wilhelmus
Inventor: Danziger, Gavriel
Inventor: Stemkens, Henricus Godefridus Wilhelmus
Inventor: Heinrich, Westhoff
Inventor: Gutter, Martien
Inventor: Gutter, Martien
Inventor: Gutter, Martien
Inventor: Westhoff, Heinrich
Inventor: Lommerse, Henry
Inventor: Houbraken, Anna M. W. P.
Inventor: Houbraken, Anna M. W. P.
Inventor: Westhoff, Heinrich
Inventor: Houbraken, Anna M. W. P.
Inventor: Rother, Reinhard W.
Inventor: Rother, Reinhard W.