Inventor: Brandsma, Christine
Inventor: Willems, Rogier
Inventor: Willems, Rogier
Inventor: Willems, Rogier
Inventor: van der Hoorn, Antonius C. J.
Inventor: Morrow, Robert William
Inventor: Riley, Rodney J.
Inventor: Whiting, Hubert F.
Inventor: McMaugh, Peter E., Whiting, Hubert F.
Inventor: Hollingsworth, Donald
Inventor: Rudolph, Nathan H.