Inventor: Kamstra, Silvan
Inventor: Burton, Stephen
Inventor: Klemm, Per, Mundinger-Flad, Traude
Inventor: Niekerk, Johan Van
Inventor: Burton, Stephen
Inventor: Woolmore, Malcolm
Inventor: Burton, Stephen
Inventor: Burton, Stephen
Inventor: van Niekerk, Johan
Inventor: van Niekerk, Johan
Inventor: Danziger, Gabriel
Inventor: Danziger, Gabriel
Inventor: Danziger, Gabriel
Inventor: Butcher, John, Gooderham, Paul
Inventor: Hooijman, Aloysius A. J.
Inventor: Hutchins, Graham
Inventor: Bartels, Gosen B. H.