When was the Calculator invented?

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.


One thought on “When was the Calculator invented?

Leave a Reply

Your email address will not be published. Required fields are marked *