DATAMATH CALCULATOR MUSEUM
|The Canon Checkbook III calculator in its
sleeve with holders for five credit card and one pen.
Canon Checkbook III calculator
manufactured in Thailand.
|The printed circuit board
(PCB) of the Canon Checkbook III calculator is centered
around a NEC uPD1833G single-chip calculator circuit.
view of the NEC uPD1833G single-chip calculator
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© Joerg Woerner, February 2, 2011. No reprints without written permission.