Inventor: Danziger, Gavriel
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: Grant, William R., Grant, Elizabeth M.
Inventor: Siebenthaler, John D.
Inventor: Nishizawa, Toshimatsu