Smart airbrick, 1 of 2 Designer (Organisation) Eco Coverage Technologies Manufacturer Eco Coverage Technologies Date 2022 (circa)
Art Deco style switched socket Designer (Organisation) Crabtree Electrical Manufacturer Crabtree Electrical Date 1930 - 1939 (circa)
Tenby Pilot wall switch Designer (Organisation) S.O. Bowker Manufacturer S.O. Bowker Date 1940 - 1949 (circa)
Circular four terminal junction box Designer (Person) Unknown Manufacturer Unknown Date 1960 - 1969 (circa)