DATAMATH CALCULATOR MUSEUM
This Business Edge
manufactured in January 1988 by
Inventec Corporation in Taiwan (Date code I-0188 » mth 010 yr 1988).
|The display of the
Business Edge in the selftest
mode with all segments activated.
|The huge LC-display
of the Business Edge
covers the calculator brain easily.
|Removing the LC-display
reveals the Toshiba T9728
single-chip calculator circuit.
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© Joerg Woerner, May 4, 2003. No reprints without written permission.