Inventor: Skotak, Jr., Chester
Inventor: Burton, Stephen
Inventor: Niekerk, Johan Van
Inventor: Burton, Stephen
Inventor: Burton, Stephen
Inventor: Burton, Stephen
Inventor: van Niekerk, Johan
Inventor: van Niekerk, Johan
Inventor: van der Velden, Josephus Maria
Inventor: McCracken, T. Patrick
Inventor: Hutchins, Graham
Inventor: Tooby, Hubert J.
Inventor: Craven, III, William H.
Inventor: Gavello, Louis E.