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HITACHI_docu: (Instr.) KK221B
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AKA: HITACHI, ELECTRONIC CALCULATOR, KK221B INSTRUCTION MANUAL,
Date of intro: ~1973, Dimensions: 148x106mm,
Classification: / Documentation / Instructions,
Related with: HITACHI: KK221B,
#Pags: 13,
Courtesy of: CALCUSEUM (Serge DEVIDTS),

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Created: 29-jan-2007, Manual-update: 07-dec-2018, Batch-update: 25-feb-2024             

# Pageloads since 2018: 17             

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