Inventor: van Langen, Gerard
Inventor: Palmer, Irene E.
Inventor: van Langen, Gerard
Inventor: van Langen, Gerard
Inventor: Holtmaat, Henricus Maria Joseph
Inventor: Holtmaat, Henricus Maria Joseph
Inventor: Holtmaat, Henricus Maria Joseph
Inventor: Bisschop, Elisabeth
Inventor: Bisschop, Elisabeth
Inventor: Bisschop, Elisabeth
Inventor: Holtmaat, Henricus Maria Joseph
Inventor: Holtmaat, Henricus Maria Joseph
Inventor: Holtmaat, Henricus Maria Joseph
Inventor: Holtmaat, Henricus Maria Joseph
Inventor: Holtmaat, Henricus Maria Joseph