Smart airbrick, 1 of 2 Designer (Organisation) Eco Coverage Technologies Manufacturer Eco Coverage Technologies Date 2022 (circa)
Smart airbrick, 2 of 2 Designer (Organisation) Eco Coverage Technologies Manufacturer Eco Coverage Technologies Date 2022 (circa)
Ericofon 700 Designer (Person) Breger, Carl-Arne Manufacturer Ericsson Manufactured for GPO Date 1980 - 1984
Telephone numbers book Designer (Person) Unknown Manufacturer JSNY Manufactured for Etna Products Date 1980 - 1989 (circa)
Megger circuit testing ohmmeter Designer (Person) Unknown Manufactured for Evershed & Vignoles Date 1933 (circa)