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: Bodapati, Naidu, Mackay, Marshall
Inventor: Bodapati, Naidu, Mackay, Marshall
Inventor: Bodapati, Naidu, Mackay, Marshall