Inventor: de Jong, Cornelis Henricus Maria
Inventor: Mooney, Andrew R.
Inventor: Davis, Harold A.
Inventor: Laviana, Marc R.
Inventor: Bloom, Adrian, Gooderham, Paul
Inventor: Cullina, William
Inventor: McDonald, Floyd, Heims, Daniel M.
Inventor: Platt, Graeme Charles
Inventor: Proteau, Maurice, Proteau, Rene
Inventor: Ernest D. Williams
Inventor: Edgar Norman Swane