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Additional Pictures 

 

The sales box of the Little Professor sold in October 2011 in Germany.

This Little Professor was manufactured in June 2011 by 
Kinpo Electronics in China (Date code K-0611 » mth 06 yr 2011).

The printed circuit board (PCB) of the Little Professor is centered
around a single-chip calculator circuit.


horizontal rule

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

© Joerg Woerner, December 5, 2011. No reprints without written permission.