Inventor: Eveleens, Cornelis Pieter
Inventor: Dekker, Cornelis W.
Inventor: Tonies, Hubertus Josephus
Inventor: Tonies, Hubertus Josephus
Inventor: Tonies, Hubertus Josephus
Inventor: Blom, Wilhelmus Bernardus
Inventor: Barends, Eveline
Inventor: Mak, Nicolaas Aloysius Maria
Inventor: Tonies, Hubertus Josephus
Inventor: Verwer, Aad W. M.
Inventor: Mak, Nicolaas Aloysius Maria
Inventor: Barends, Eveline
Inventor: Barends, Eveline
Inventor: Hoekert, Hendrick Cozijn
Inventor: Hoekert, Hendrick Cozijn
Inventor: Hoekert, Hendrick Cozijn
Inventor: Blom, Wilhelmus Bernardus
Inventor: Blom, Wilhelmus Bernardus
Inventor: Dekker, Adrianus