Inventor: de Jong, Cornelis Henricus Maria
Inventor: de Looff, Tonny M.
Inventor: de Looff, Tonny M.
Inventor: Mooney, Andrew R.
Inventor: Davis, Harold A.
Inventor: Blay, John William, Blay, Violet Marilyn
Inventor: Platt, Graeme Charles
Inventor: Ronald, Wilbert G., Durand, James R.
Inventor: Van der Salm, Catherine Joy, Freeman, Judith Louise
Inventor: Halka, Jr., Chester J.
Inventor: Hoff, Petrus M. M.
Inventor: Hoff, Petrus M. M.
Inventor: Hoff, Petrus M. M.
Inventor: Hoff, Petrus M. M.
Inventor: Hoff, Petrus M. M.