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Additional Pictures 

 

This Sharp EL-8020 calculator was
manufactured in 1976 in Japan.

The innovative EL-8020 introduced in 1976 
uses small rechargable coin style batteries.

The calculator chip uses a tiny housing
embedded in the printed circuit board
to achieve a slim design.

The calculator chip mounted in
Film Carrier Technology.


horizontal rule

If you have additions to the above article please email: joerg@datamath.org.

Joerg Woerner, March 8, 2010. No reprints without written permission.