Telecommunications
preferred label: ارتباطات دوربرد @fa
type: Concept
narrower: Mobile telephone

Mobile communication system
preferred label: سیستم ارتباط سیار @fa
type: Concept
narrower: Mobile telephone

Mobile telephone
alternative label: Cellular telephone system
scope note: موبایل (تلفن) @fa
broader: Mobile communication system
broader: Telecommunications
preferred label: تلفن همراه @fa
type: Concept