Casio (1s, 10s, 100s, etc ... ) had nine keys. Another distinguishing innovation was the use of a single display window instead of the three display windows (one for each argument and one for the answer) used in other calculators. Casio Computer Co., Ltd. was formed in June 1957. That year, Casio released the Model 14-A, sold for 485,000 yen, the world's first all-electric compact calculator, which was based on relay technology. In the 1980s, its budget electronic instruments and its line of affordable home electronic musical keyboard instruments became popular. The company also became well known for the wide variety
General Electric Company General Electric Company The General Electric Company, or GEC, was a major UK-based industrial conglomerate involved in consumer and defence electronics, communications, and engineering. The company was a constituent of the FTSE 100 Index. In December 1999, GEC's defence arm, Marconi Electronic Systems, was amalgamated with British Aerospace to form BAE Systems. The rest of GEC continued as Marconi plc. The financial troubles that followed the bursting of the dot-com bubble in 2001 led to the restructuring in 2003 of Marconi plc into Marconi Corporation plc. In 2005, Ericsson acquired the bulk of Marconi Corporation plc, along with its principal