Inventor: Klemm, Nils, Von Tubeuf, Guido
Inventor: Westhoff, Heinrich
Inventor: Heinrich, Westhoff
Inventor: Heinrich, Westhoff
Inventor: Westhoff, Heinrich
Inventor: Heinrich, Westhoff
Inventor: Westhoff, Heinrich
Inventor: Westhoff, Heinrich
Inventor: Westhoff, Heinrich
Inventor: Westhoff, Heinrich
Inventor: Grueber, Garry Henry
Inventor: Van Der Made, Taco
Inventor: Westhoff, Wilhelm