Technology

Computers

2/1/1974 - 4/1/1975
3/1/1982 - 6/1/1984
Approx. June 1984
12/26/1988 - 7/4/1991
12/1/1989 - 7/4/1991

Watches

3/1/1977 - 3/28/1979
3/28/1979 - Approx. 3/1/1984