AKA: ULTRASLIM 505, Product number (P/N): 505,
Keywords/Tags: 505 | ULTRASLIM
Date of intro: ~1983, Origin: Taiwan (List),
Display: Type = Display (LCD) (List),
Number of keys: 30, #Key-Green: 12, #Key-Grey: 6, #Key-White: 12,
Classification: / Pocket / Converter,
Featuring: Scientific functions, Procent, Square root, PI, Logic-technology: VLSI (Very Large Scale Integration), calculator-on-a-Chip,
Known Serial-numbers: 3627211 (List of all S/Ns from PRINZTRONIC)
Collector value: 7/10,