Inventor: Noodelijk, Robert
Inventor: Beers, Catharina Maria
Inventor: Beers, Catharina Maria
Inventor: Beers, Catharina Maria
Inventor: Beers, Catharina Maria
Inventor: Beekenkamp, Annie Cornelia
Inventor: Stemkens, Henricus Godefridus Wilhelmus
Inventor: Stemkens, Henricus Godefridus Wilhelmus
Inventor: Noodelijk, Robert
Inventor: Beekenkamp, Annie Cornelia
Inventor: Beekenkamp, Annie Cornelia
Inventor: Stemkens, Henricus Godefridus Wilhelmus
Inventor: Beers, Martinus Petrus
Inventor: Beers, Martinus Petrus
Inventor: Gutter, Martien
Inventor: Gutter, Martien
Inventor: Gutter, Martien
Inventor: John H. Mclntyre
Inventor: Chester J. Halka
Inventor: William Flemer, III
Inventor: Flemer, William III
Inventor: Cole, David Barrett
Inventor: Cole, David Barrett