Inventor: Kapiteijn, Antonius Simon Johannes
Inventor: Kapiteijn, Antonius Simon Johannes
Inventor: Noodelijk, Robert
Inventor: Beers, Catharina Maria
Inventor: Beers, Catharina Maria
Inventor: Beers, Catharina Maria
Inventor: Beers, Catharina Maria
Inventor: Beekenkamp, Annie Cornelia
Inventor: Noodelijk, Robert
Inventor: Beekenkamp, Annie Cornelia
Inventor: Beekenkamp, Annie Cornelia
Inventor: Kapiteijn, Anthonius Simon Johannes
Inventor: Kapiteijn, Anthonius Simon Johannes
Inventor: Klaver, Theo C. M.
Inventor: Kapiteijn, Anthonius Simon-Johannes
Inventor: Beers, Martinus Petrus
Inventor: Beers, Martinus Petrus
Inventor: Kapiteijn, Antonius S. J.
Inventor: Kapiteijn, Antonius S. J.
Inventor: Heims, Daniel M., Patterson, Frank
Inventor: Hoff, Petrus M. M.
Inventor: Harrison, Richmond E.
Inventor: Hansche, Paul E.