CALCUSEUM HP_calcs: 21 (version-2)

HP_calcs: 21 (version-2)
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	AKA: YOKOGAWA-HEWLETT-PACKARD 21, Product number (P/N): 21 (YOKOGAWA), Keywords/Tags: 21 (YOKOGAWA) \| YOKOGAWA Date of intro: 1975, Origin: Singapore (List), Display: Type = Display (LED) (List), Classification: / Pocket / RPN (Reverse Polish Notation), Featuring: Scientific functions, Procent, Square root, Related with: HP_docu: (Broch.) *: 21,22,25,25C,27,67,91,97 (J),
Item

AKA: YOKOGAWA-HEWLETT-PACKARD 21, Product number (P/N): 21 (YOKOGAWA),
Keywords/Tags: 21 (YOKOGAWA) | YOKOGAWA
Date of intro: 1975, Origin: Singapore (List),
Display: Type = Display (LED) (List),
Classification: / Pocket / RPN (Reverse Polish Notation),
Featuring: Scientific functions, Procent, Square root,
Related with: HP_docu: (Broch.) *: 21,22,25,25C,27,67,91,97 (J),

Item

Created: 03-dec-2016, Manual-update: 27-jan-2019, Batch-update: 22-apr-2026

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