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papers & manuals
CQ-1 is world's first combined calculator. It has the function of clock, alarm,stopwatch and calculator. It was sold 1976 and got a good reputation. The price at that time was 14,000 yen. Next year the sucsessor of this machine - CQ-2,MQ-1,ST-1 was sold. CQ-1 is a historical first of combined calculator and other functions. (1)
Advertisement for the CQ 1 and its successor.
|Last Updated on 9 October, 2002||For suggestions please mail the editors|
Footnotes & References
|1||ref: picture & text http://users.hoops.ne.jp/s-osaki/calculator/casioc/casioc.html|