Inventor: van Langen, Gerard
Inventor: van Langen, Gerard
Inventor: van Langen, Gerard
Inventor: Smit, Obed Jacob
Inventor: Smit, Obed Jacob
Inventor: Ceballos, Matias Eduardo Avendano
Inventor: Carbajal, Francisco
Inventor: Greene, Homer C.
Inventor: Leelachaikul, Anong
Inventor: Leelachaikul, Anong
Inventor: Leelachaikul, Anong
Inventor: Leelachaikul, Anong
Inventor: Leelachaikul, Anong