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Color electronic calculator
Gift Calculator
8-bit and 10 bit electronic calculators
12 digit electronic calculator
Lookup calculator
Function Calculator
Perpetual calendar calculator
Speech machine calculator
X13-H
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X11-H
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KT-6600
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KT-2200H
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KT-251
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KT-252
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KT-253
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KT-305A
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KT-400A
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KT-08
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