Inventor: Saul, Robert Mark
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: Bremer, Hinrich
Inventor: Beers, Martinus Petrus
Inventor: Beers, Martinus Petrus
Inventor: Troelstra, Johan
Inventor: Bakhuijzen, Arie
Inventor: Verhoef, Gijsbertus
Inventor: Cleveland, David Hendricks
Inventor: Wandell, Willet N.
Inventor: Espinosa, Gavin
Inventor: William Flemer, Jr.
Inventor: William Flemer, Jr.