AKA: ELSI MATE, ELECTRONIC CALCULATOR, AKA (Label): ELECTRONIC CALCULATOR, CT-500, Product number (P/N): CT500 (CT-500),
Keywords/Tags: CT500 (CT-500) | 500 | ELSI MATE, ELECTRONIC CALCULATOR
Date of intro: 1977, Origin: Japan (List), Dimensions: 80x58x16mm,
Display: Type = Display (LCD) (List), Digits = 8+1,
Number of keys: 26,
Classification: / Pocket / Time / Foldover, Flip,
Featuring: Procent, Square root,
Known Serial-numbers: 71001169 | 81002455 | 81011718 (List of all S/Ns from SHARP)
Collector value: 6/10,
Internet: Link-1: SMITHSONIAN MUSIC