Inventor: Saul, Robert Mark
Inventor: Bremer, Hinrich
Inventor: Troelstra, Johan
Inventor: Bakhuijzen, Arie
Inventor: Verhoef, Gijsbertus
Inventor: Espinosa, Gavin
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