Inventor: Koning, Lammert
Inventor: Moerman, Marcel
Inventor: Koning, Lammert
Inventor: Koning, Lammert
Inventor: Koning, Lammert
Inventor: Stemkens, Henricus Godefridus Wilhelmus
Inventor: Stemkens, Henricus Godefridus Wilhelmus
Inventor: Beekenkamp, Annie Cornelia
Inventor: Koning, Lammert
Inventor: Koning, Lammert
Inventor: Koning, Lammert
Inventor: Koning, Lammert
Inventor: Koning, Lammert
Inventor: Koning, Lammert
Inventor: Koning, Lammert
Inventor: Koning, Lammert
Inventor: Stemkens, Henricus Godefridus Wilhelmus
Inventor: Stemkens, Henricus Godefridus Wilhelmus
Inventor: Stemkens, Henricus Godefridus Wilhelmus
Inventor: Stemkens, Henricus Godefridus Wilhelmus
Inventor: Koning, Lammert
Inventor: Koning, Lammert
Inventor: Koning, Lammert
Inventor: Koning, Lammert