Trimphone telephone Designer (Person) Rowlands, Martyn Manufacturer STC Manufactured for GPO Date 1966 (circa)
Ericofon telephone - new case model Designer (Person) Blomberg, Hugo Lysell, Ralph Thames, Gosta Designer (Organisation) Ericsson Manufacturer Ericsson Date 1964 - 1984
Brown Trimphone telephone Designer (Person) Rowlands, Martyn Manufacturer STC Manufactured for GPO Date 1966 (circa)
Telecommunication cable sample Designer (Person) Unknown Manufacturer Unknown Date 1960 - 1980 (circa)