Chris J Powell

This Day in Tech History – Calculating Everything

January 4

Just months before I was born, a piece of Technology that forever changed the world was released by a company that would later become the largest manufacturer of Personal Computers.  Hewlett Packard (HP) back in 1972 was a producer of electronic measuring devices and with the release of their handheld scientific calculator the HP-35.  With this move, the need for slide rules and reams of paper to complete complex calculations was coming to an end.


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