Inventor: Tamura, Masahiko
Inventor: van de Pol, Peter
Inventor: Morgan, Edmond Robert
Inventor: Shipley, Nicholas Benoit
Inventor: Ten Have, Theodorus C. L.
Inventor: Madsen, Christian Hald
Inventor: Madsen, Christian Hald
Inventor: Madsen, Christian Hald
Inventor: Madsen, Christian Hald
Inventor: van de Pol, Peter
Inventor: Beekenkamp, Annie Cornelia
Inventor: van de Pol, Peter
Inventor: van der Zwet, Alexius Joannes Joseph
Inventor: van der Zwet, Alexius Joannes Joseph
Inventor: Morgan, Edmond R., Hikage, Takashi
Inventor: Madsen, Christian Hald
Inventor: Dofferhoff, Hans
Inventor: van der Zwet, Alexius Joannes Joseph
Inventor: van der Zwet, Alexius Joannes Joseph
Inventor: Beekenkamp, Annie Cornelia
Inventor: van der Zwet, Alexius Joannes Joseph