Inventor: Suphachadiwong, Thumrong
Inventor: Khemakongkanond, Kanchana
Inventor: Sanguthai, Surapon
Inventor: Whiting, Hubert F.
Inventor: Whiting, Hubert F.
Inventor: Whiting, Hubert F.
Inventor: Olaf Soenderhousen
Inventor: Herbert C. Swim, O. L. Weeks
Inventor: David L. Armstrong
Inventor: David L. Armstrong
Inventor: John W. Patterson
Inventor: Marie Louise Meilland
Inventor: John W. Patterson
Inventor: Herbert C. Swim, O. L. Weeks
Inventor: Marie Louise Meilland
Inventor: Walter E. Lammerts