Panasonic 883
c. 1973
Omron 8SM
1975
Triumph-Adler Concorde 1
1986
Unicom Mini 104 Memory
c. 1975
Canon Palmtronic 8-T Sexagesimal Calculator
1976
Casio Memory 8R
c. 1975
Casio Personal Mini
c. 1975
Toshiba BC-603L
1974
Rockwell 30 R, Slide Rule Memory
c. 1974
Sears 728.58821
1973-1974
Commodore Minuteman 3
c. 1973
Omron 86
1974–1975
Elektronika MK 33
c. 1983
Unisonic 888 Slide Rulette
1975
Brother 480AD
1975–76
Elsi Mate EL 8005
c. 1975
Sperry Remington 665
c. 1974
RadioShack EC-424
1989
Radofin 2200
1974-1975
Toshiba LC-8000
c. 1978
