1954
The WS-117L program (for the development of reconnaissance satellites for the AirForce an CIA) was approved by President Eisenhower. It also included the development of signal intercept equipment within the framework of the project Pioneer Ferret
http://en.wikipedia.org/wiki/Signals_intelligence_in_the_Cold_War#CIA_SIGINT
Pokemony
The WS-117L program (for the development of reconnaissance satellites for the AirForce an CIA) was approved by President Eisenhower. It also included the development of signal intercept equipment within the framework of the project Pioneer Ferret
http://en.wikipedia.org/wiki/Signals_intelligence_in_the_Cold_War#CIA_SIGINT
Pokemony