AKA (Label): Model UA 131, Product number (P/N): UA131 (UA 131),
Keywords/Tags: UA131 (UA 131) | 81SE
Origin: Japan (List),
Power: 4.5V: (AAA x3),
Display: Type = Display (VFD) (List), Digits = 8+1,
Number of keys: 19, #Key-Black: 8, #Key-White: 11,
Classification: / Pocket,
Featuring: Scientific functions, PI, Logic-technology: VLSI (Very Large Scale Integration), calculator-on-a-Chip,
Resemblance with: IMPERIAL: 81SR, (Resemblance 033), Made by: OMRON (List of all Import-OEM-models for ROYAL),
Known Serial-numbers: 81SR69072581 (81SR69.072.581) (List of all S/Ns from ROYAL)
Collector value: 8/10,