Inventor: Korlipara, Harini
Inventor: Hull, George Edward
Inventor: Hull, George Edward
Inventor: Oudolf, Petrus Hendricus
Inventor: Oudshoorn, Hubertus Gerardus
Inventor: Hull, George E.
Inventor: Oudshoorn, Hubertus Gerardus
Inventor: Hollingsworth, Donald
Inventor: Rudolph, Nathan H.
Inventor: Carl George Klehm
Inventor: Carl George Klehm
Inventor: Carl George Klehm