Inventor: Danziger, Gavriel
Inventor: Danziger, Gavriel
Inventor: Doyle, James, Ferguson, Louise
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: Plattner, Anton
Inventor: Houbraken, Anna M. W. P.
Inventor: Albert Aspeslagh, August van Speybrouck
Inventor: Vosters, James B.