Inventor: Stemkens, Henricus Godefridus Wilhelmus
Inventor: Stemkens, Henricus Godefridus Wilhelmus
Inventor: Stemkens, Henricus Godefridus Wilhelmus
Inventor: Greyvenstein, Ockert F. C.
Inventor: Kievit, Christa
Inventor: Kievit, Christa
Inventor: Kievit, Christa
Inventor: Holtmaat, Henricus Maria Joseph
Inventor: Holtmaat, Henricus Maria Joseph
Inventor: Miklosne, Jozsa
Inventor: Eremin, Gennadiy
Inventor: Miklosne, Jozsa
Inventor: Franken-Bembenek, Sabine
Inventor: Franken-Bembenek, Sabine