
Osborne 1 Portable Computer
1981-1983
1981-1983
1984
1982
1984
1984
1984
1984
1984
1984
1984
1984
1984
1981-1982
1982
1983
circa 1983
(1962); 1982
1982
1981
1981
1981
1984
1981
1982
1984; 1983
1984
1984
2000-100 BCE
1986
1983
1983
1981
1984
1984
1984
1984
1984
1984
1984
1984
1984
1984
1984
1982-1983
1984
1984
1984
1984
1982
4000-2001 BCE