Inventor: van Heesbeen, Ad
Inventor: van Heesbeen, Ad
Inventor: Stemkens, Henricus Godefridus Wilhelmus
Inventor: Babikow, Paul David
Inventor: Stemkens, Henricus Godefridus Wilhelmus
Inventor: Stemkens, Henricus Godefridus Wilhelmus
Inventor: van Heesbeen, Adrianus
Inventor: Stemkens, Henricus Godefridus Wilhelmus
Inventor: Korlipara, Harini
Inventor: Gutter, Martien
Inventor: Gutter, Martien
Inventor: Gutter, Martien
Inventor: Saul, Robert Mark
Inventor: Warren, Clyde Scott
Inventor: Olaf Soenderhousen
Inventor: Herbert C. Swim, O. L. Weeks
Inventor: David L. Armstrong
Inventor: David L. Armstrong
Inventor: John W. Patterson
Inventor: Marie Louise Meilland
Inventor: John W. Patterson
Inventor: Herbert C. Swim, O. L. Weeks
Inventor: Marie Louise Meilland