The first mechanical calculator known as Pascaline was invented in 1642 by Blaise Pascal in France. In 1970, in Japan the first portable computers appeared. In 1971 the first pocket sized electronic calculator Busicom LE-120 A “HANDY” was marketed.
The first mechanical calculator known as Pascaline was invented in 1642 by Blaise Pascal in France. In 1970, in Japan the first portable computers appeared. In 1971 the first pocket sized electronic calculator Busicom LE-120 A “HANDY” was marketed.
Cheers bro, helped a lot.