Inventor: Danziger, Gavriel
Inventor: Zuidgeest, Gerardus Adrianus Maria
Inventor: Danziger, Gavriel
Inventor: Egger, Janet N.
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: Solari, John Ernest, Solari, Rosemary Ann
Inventor: Heims, Daniel M.
Inventor: Heims, Daniel M.