As part of a year-long celebration of its 35th anniversary in the handheld calculator business, HP introduced the HP 35s Scientific Calculator. The new retro styled calculator pays tribute to the original HP-35, the world's first handheld scientific calculator launched 35 years ago.
Retro HP 35s Launched to Commemorate 35th Anniversary of First HP Handheld Calculator
July 12, 2007 — HP today unveiled the retro HP 35s Scientific Calculator in commemoration of the original HP-35, the world's first handheld scientific calculator launched 35 years ago.
Printable version
