AKA: UNITREX 801MR, Product number (P/N): 801MR,
Keywords/Tags: 801MR
Date of intro: ~1975, Origin: Japan (List), Dimensions: 140x76mm,
Power: 3V: (AA x2) + Adaptor,
Display: Type = Display (VFD) (List), Digits = 8+1,
Number of keys: 22,
Classification: / Pocket,
Featuring: Procent, Square root, Memories: 1,
Serie-members: UNITREX: 801MR (version-1) (Different label); UNITREX: 801MR (version-2) (Different label),
Collector value: 6/10,
Courtesy of: CALCUSEUM (Serge DEVIDTS),