National transistor phonograph Designer (Person) Unknown Manufacturer Matsushita Date 1950 - 1969 (circa)
National Panasonic RS 26OUS cassette player recorder Designer (Person) Unknown Manufacturer Matsushita Date 1970 - 1989
Panasonic EF 6157 car phone Designer (Person) Unknown Manufacturer Matsushita Date 1990 - 1999 (circa)