Inventor: Noodelijk, Robert
Inventor: Beers, Catharina Maria
Inventor: Beers, Catharina Maria
Inventor: Beers, Catharina Maria
Inventor: Beers, Catharina Maria
Inventor: Beekenkamp, Annie Cornelia
Inventor: Wezelenburg, Jan-Willem
Inventor: Noodelijk, Robert
Inventor: Beekenkamp, Annie Cornelia
Inventor: Beekenkamp, Annie Cornelia
Inventor: Beers, Martinus Petrus
Inventor: Beers, Martinus Petrus
Inventor: Cleveland, David Hendricks
Inventor: Wandell, Willet N.
Inventor: Barnell L. Cobia
Inventor: Barnell L. Cobis
Inventor: Lloyd S. Magnuaon
Inventor: Barnell L. Cobia
Inventor: William Flemer, Jr.
Inventor: William Flemer, Jr.