In 1967, Jerry Merryman, with two colleagues, helped invent the first electronic hand-held calculator. The team wanted to create a device that would make adding machines and slide rules obsolete.
Copyright 2013 NPR
In 1967, Jerry Merryman, with two colleagues, helped invent the first electronic hand-held calculator. The team wanted to create a device that would make adding machines and slide rules obsolete.
Copyright 2013 NPR