Inventor: Noodelijk, Robert
Inventor: Beers, Catharina Maria
Inventor: Beers, Catharina Maria
Inventor: Beers, Catharina Maria
Inventor: Beers, Catharina Maria
Inventor: Beekenkamp, Annie Cornelia
Inventor: Hull, George Edward
Inventor: Hull, George Edward
Inventor: Noodelijk, Robert
Inventor: Conibear, Sarah Frances
Inventor: Conibear, Sarah Frances
Inventor: Conibear, Sarah Frances
Inventor: Beekenkamp, Annie Cornelia
Inventor: Beekenkamp, Annie Cornelia
Inventor: Conibear, Sarah Frances
Inventor: Pait, John, Muir, Nicholas
Inventor: Hull, George E.
Inventor: Pait, John, Denchev, Plamen
Inventor: Pait, John, Denchev, Plamen
Inventor: Beers, Martinus Petrus
Inventor: Beers, Martinus Petrus
Inventor: Muranaka, Kanemi, Muranaka, George
Inventor: Stockmann, Ernst Adolf