Inventor: Holtkamp, Jr., Reinhold
Inventor: Sahin-Georgiadou, Elisabeth
Inventor: Sahin, Elisabeth
Inventor: Fielding, deceased, Hervey
Inventor: Hollingsworth, Donald
Inventor: Rudolph, Nathan H.
Inventor: Carl George Klehm
Inventor: Carl George Klehm
Inventor: Carl George Klehm
Inventor: Carl George Klehm