Inventor: de Ruyver, Kurt
Inventor: Moore, Peter R.
Inventor: Talmadge, Paul A.
Inventor: Bennerup, Pierre
Inventor: Holtrop, Mathilde H.
Inventor: Holtrop, Mathilde H.
Inventor: Bowden, Donald R., Friedman, Paul W.
Inventor: Hartley, Richard R., Hartley, Kathleen R.
Inventor: Burkey, Harold Ivan
Inventor: Burkey, Harold Ivan
Inventor: Burkey, Harold Ivan
Inventor: Lothrop, Chester Harper
Inventor: Michler, Louis A.
Inventor: Chamberlin, Cecil C.