File:Vintage Casio Computer Quartz CQ-1 Electronic Pocket Calculator, Made in Japan, Circa 1975 (11574678186).jpg - Wikimedia Commons
CASIO FX-880P Personal Computer Teardown
Vintage Calculator Casio FX-880p Personal Computer 32KB Japan - YouTube
A prototype Global Positioning System (GPS) wristwatch screen indicates its current location as Casio Computer Co's Hiroshi Masubuchi shows off the "world's first watch with built-in GPS" in Tokyo January 6. The