Inventor: van Duijn, Jan Mark
Inventor: Hansen, Hans A.
Inventor: Crawford, James
Inventor: Fransen, Marco J. W.
Inventor: de Roose, Albert
Inventor: Olaf Soenderhousen
Inventor: Herbert C. Swim, O. L. Weeks
Inventor: David L. Armstrong
Inventor: David L. Armstrong
Inventor: John W. Patterson
Inventor: Marie Louise Meilland
Inventor: John W. Patterson
Inventor: Herbert C. Swim, O. L. Weeks
Inventor: Marie Louise Meilland
Inventor: Walter E. Lammerts