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Additional Pictures 

 

This Canon F-55S  was manufactured in 1980 in Japan.

The Canon F-55S uses a Toshiba single-chip 
calculator circuit and a sliding switch to 
eliminate three rows of function keys. 


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

Joerg Woerner, July 3, 2002. No reprints without written permission.