Inventor: van der Velden, Sjef
Inventor: van der Velden, Sjef
Inventor: Mak, Niels Johannes Cornelis
Inventor: Atchison, James K
Inventor: Mak, Niels Johannes Cornelis
Inventor: Mak, Niels Johannes Cornelis
Inventor: Mak, Niels Johannes Cornelis
Inventor: Warren, Andrew Geoffrey Fiennes, Spaans, Jacobus Petrus
Inventor: Warren, Andrew G. F., Spaans, Jacobus P.
Inventor: Mak, Niels Johannes Cornelis
Inventor: Mak, Niels Johannes Cornelis
Inventor: Mak, Niels Johannes Cornelis
Inventor: Mak, Niels Johannes Cornelis
Inventor: Mak, Niels Johannes Cornelis
Inventor: Randag, Cecilius Jan-Jochem
Inventor: Mak, Niels Johannes Cornelis
Inventor: Randag, Cecilius Jan-Jochem
Inventor: Randag, Cecilius Jan-Jochem
Inventor: Apps, Darrel A.
Inventor: Warren, Andrew G. F., Spaans, Jacobus P.
Inventor: Schenk, Pieter Cornelis
Inventor: Mak, Nicolaas Aloysius Maria