AKA: PROCESS CAL, 12-DIGIT, MJ-20 ELECTRONIC CALCULATOR, AKA (Label): MJ-20, Product number (P/N): MJ20 (MJ-20),
Keywords/Tags: MJ20 (MJ-20) | PROCESS CAL | ELECTRONIC CALCULATOR
Date of intro: ~1987, Origin: Japan (List), Dimensions: 148x106x36mm, Weight: 112g,
Power: 3V: (SR44 x2),
Display: Type = Display (LCD) (List),
Number of keys: 32, #Key-Black: 25, #Key-Blue: 5, #Key-Orange: 2,
Miscellaneous switch: [CAL-PROCESS],
Classification: / Desktop with Display / Multiple-type display,
Featuring: Procent, Square root,
Serie-members: CASIO: MJ8; CASIO: MJ10; CASIO: MJ20,
Collector value: 8/10,