Collapsible cone Designer (Organisation) Quazar International Manufacturer Quazar International Date 2023 (circa)
DS brand socket with plug Designer (Person) Unknown Manufacturer Dorman Smith Date 1940 - 1945 (circa)
Mellor signal head pin Designer (Person) Mellor, David Manufacturer Plessey Manufactured for Somerset County Council Date 1990 - 1998 (circa)
Mellor traffic light signal head Designer (Person) Mellor, David Manufacturer Plessey Manufactured for Somerset County Council Date 1990 - 1998 (circa)