Pleco Designer (Organisation) kna Plus Industrial Technology Centre of Fukui Prefecture Manufacturer kna Plus Date 2020 (circa)
SL55 automatic de luxe cassette recorder Designer (Person) Unknown Manufacturer ITT Date 1969 - 1973 (circa)
Imperial Royal digital 5-T calculator Designer (Person) Unknown Manufacturer Unknown Manufactured for Imperial Computer Company Date 1970 - 1975 (circa)