Inventor: Oostveen, Cornelis A.
Inventor: Falstad, III, Clarence H.
Inventor: Falstad, III, Clarence H.
Inventor: van Aart, Marinus Adrianus Cornelis
Inventor: Noodelijk, Robert
Inventor: Beers, Catharina Maria
Inventor: Beers, Catharina Maria
Inventor: Beers, Catharina Maria
Inventor: Zwetzig, Gretchen
Inventor: Beers, Catharina Maria
Inventor: Conyers, James O.
Inventor: Van Der Kroft, Paul
Inventor: Tristram, David
Inventor: Bergman, Wendy R.
Inventor: Beekenkamp, Annie Cornelia