Inventor: Scheffers, Robertus
Inventor: Saul, Robert Mark
Inventor: Scheffers, Robertus
Inventor: Bak, Elly, Steur, Nicolaas D. M.
Inventor: Bak, Elly, Steur, Nicolaas D. M.
Inventor: Bremer, Hinrich
Inventor: Troelstra, Johan
Inventor: Bakhuijzen, Arie
Inventor: Verhoef, Gijsbertus
Inventor: Espinosa, Gavin
Inventor: George Y. Umeda, Daniel S. Shinoda
Inventor: William Warriner
Inventor: William A. Warriner
Inventor: Robert G. Jelly
Inventor: William A. Warriner
Inventor: Hideharu Henry Kuramoto
Inventor: William A. Warriner