Inventor: Hoekert, Hendrick Cozijn
Inventor: Hoekert, Hendrick Cozijn
Inventor: Hoekstra-Arisz, Catharina Marie
Inventor: Hoekert, Hendrick Cozijn
Inventor: Hoekert, Hendrick Cozijn
Inventor: Hoekert, Hendrick Cozijn
Inventor: Quemard, Pascal
Inventor: Kolster, Peter Rudolf
Inventor: Arisz, Catharina M.
Inventor: van Leyssen, Hans
Inventor: Barnell L. Cobia
Inventor: Barnell L. Cobis
Inventor: Lloyd S. Magnuaon
Inventor: Barnell L. Cobia