Inventor: Kievit, Christa
Inventor: Kievit, Christa
Inventor: Clifton, Richard Paul
Inventor: Hoekstra-Arisz, Catharina Marie
Inventor: Vivies, Christian
Inventor: Quemard, Pascal
Inventor: van der Zwet, Alexius Johannes Joseph
Inventor: Kolster, Peter Rudolf
Inventor: Arisz, Catharina M.
Inventor: Crowther, Albert Timothy Alan, Tristram, David Ralph
Inventor: van Leyssen, Hans
Inventor: Churchus, John William
Inventor: McAfee, Jr., George
Inventor: Alexander, Pauline
Inventor: Spoor, Gerald A.