Inventor: Danziger, Gavriel
Inventor: Wilcher, Clayton, Neubauer, Alex
Inventor: Danziger, Gavriel
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: Houbraken, Anna M. W. P.
Inventor: Gavello, Louis E.
Inventor: Gavello, Louis E.