Inventor: Aughenbaugh, Ernest S.
Inventor: Cosner, Harlan B.
Inventor: Pezzulla, Anna M.
Inventor: Hollingsworth, Donald
Inventor: Briggs, Carroll G.
Inventor: Briggs, Carroll G.
Inventor: Rudolph, Nathan H.
Inventor: Carl George Klehm
Inventor: Carl George Klehm
Inventor: Carl George Klehm
Inventor: Carl George Klehm
Inventor: Carl George Klehm