Original Stylophone synthesizer Designer (Person) Unknown Manufacturer Dubreq Studios Date 1970 (circa)
Hitachi TRK 5351L radio cassette recorder Designer (Person) Unknown Manufacturer Hitachi Date 1980 - 1989
Technidyne HPS100 personal cassette player Designer (Person) Unknown Manufacturer Technidyne Corporation Date 1981
SL55 automatic de luxe cassette recorder Designer (Person) Unknown Manufacturer ITT Date 1969 - 1973 (circa)