Inventor: Lentjes, Gerardus Bernard Maria
Inventor: Saul, Robert Mark
Inventor: Anatriello, Lucilene
Inventor: Saul, Robert Mark
Inventor: Saul, Robert Mark
Inventor: Saul, Robert Mark
Inventor: Saul, Robert Mark
Inventor: Hollingsworth, Donald
Inventor: Rudolph, Nathan H.
Inventor: Carl George Klehm