Inventor: Danziger, Gavriel
Inventor: van den Bos, Dick
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: Hoback, Jr., Richard H.
Inventor: Houbraken, Anna M. W. P.
Inventor: Hensler, Christy Ann
Inventor: Wojciechowski, Joseph Henry