Inventor: Cavett, James David
Inventor: de Ruiter, Hendrik Marinus
Inventor: Smith, Donald Robert
Inventor: Smith, Donald Robert
Inventor: Cavett, James David
Inventor: Smith, Donald Robert
Inventor: Shibamichi, Akira
Inventor: Kobayashi, Kazuhara
Inventor: Hirose, Yoshimichi
Inventor: Hanson, Bradley K.
Inventor: Johnston, Harold
Inventor: Flemer, III, William
Inventor: Ernest D. Williams