Inventor: Kleinwee, Theodorus Cornelis Maria van
Inventor: Kleinwee, Theodorus Cornelis Maria Van
Inventor: Stemkens, Henricus G. W.
Inventor: Stemkens, Henricus G. W.
Inventor: Stemkens, Henricus G. W.
Inventor: Stemkens, Henricus G. W.
Inventor: Stemkens, Henricus
Inventor: Van Rijssen, Carel Reinier
Inventor: Polman, Jacobus Gerardus Wilhelmus