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: Pounders, Cecil T, Berry, James B
Inventor: Pounders, Cecil T, Berry, James B
Inventor: Pounders, Cecil T, Berry, James B
Inventor: Pounders, Cecil T, Berry, James B
Inventor: Pounders, Cecil T, Berry, James B
Inventor: Johnson, Flint Jerome
Inventor: Harris, James O.