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: McCracken, Thomas P.
Inventor: Doyle, James, Ferguson, Louise
Inventor: Beers, Martinus Petrus
Inventor: Beers, Martinus Petrus
Inventor: Plattner, Anton
Inventor: Albert Aspeslagh, August van Speybrouck
Inventor: Danegger, Emil R.
Inventor: Brans, Theodore
Inventor: Vosters, James B.
Inventor: Bartlett, Larry M.