Inventor: Ceciliano, Julio Gamboa
Inventor: Scheffers, Ruud
Inventor: Scheffers, Ruud
Inventor: Scheffers, Ruud
Inventor: Fitzgerald, Pat
Inventor: Ault, James Robert
Inventor: Ault, James Robert
Inventor: Vijverberg, Piet
Inventor: Vijverberg, Piet
Inventor: Ulate, William Vasquez
Inventor: Chin, Hugh Lincoln
Inventor: Tuszy ski, Grzegorz
Inventor: Fraser, Peter John
Inventor: Hansen, Hans A.
Inventor: Jacobs, Henricus Cornelius Maria
Inventor: Jensen, Bent Juhl
Inventor: Fraser, Peter John
Inventor: Ulate, William Vasquez