73276584
Sep 3, 1980
Aug 17, 1982
Infra-Red Transmission Apparatuses Particularly Infra-Red Emitters, Infra-Red Receivers, Infra-Red Optical Heads, Infra-Red Amplifiers, Infra-Red Processing Units, Infra-Red Test Equipment, All These Apparatuses Being for Transmitting Data Between an Aircraft Carrier and the Airplanes, Particularly Before Take-Off
Electrical and Scientific Apparatus