transmission filter indicator

air filter service indicator

filter service indicator

blood transfusion filter

cab transmission oil filter indicator

circait-switched data-transmission service

circuit switch data transmission service

circuit-switched data-transmission service

Data Transmission Service

filter transmission band

improved transmission filter

improved transmission filter group

induced transmission filter

International Television Transmission Service

leased circuit data transmission service

leased line data transmission service

Multi-service Transmission

Multi-service transmission platform

Multi-Service Transmission Platform(MSTP)