Inventor: Hoekstra-Arisz, Catharina Marie
Inventor: Quemard, Pascal
Inventor: Kolster, Peter Rudolf
Inventor: Arisz, Catharina M.
Inventor: van Leyssen, Hans
Inventor: Franz, Lloyd W.
Inventor: van Heiningen, Dirk
Inventor: John A. Youdath
Inventor: George L. Thomas, Jr.
Inventor: George L. Thomas, Jr.
Inventor: Charles Brosius Thomas
Inventor: Charles Brosius Thomas
Inventor: Slocum, Perry D.
Inventor: Randig, Martin E.
Inventor: Pring, George Harry