Vintage Electronic Calculators:

Overview of Brands


ELWRO: 440 (version-3)
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AKA (Label): TYP ELWRO 440, Product number (P/N): 440 (TYP 440),
Keywords/Tags: 440 (TYP 440)
Date of intro: 1977, Origin: Poland (List), Dimensions: 132x65x25mm, Weight: 85g,
Power: 9V + Adaptor,
Display: Type = Display (LED) (List), Digits = 8+1,
Number of keys: 20, #Key-Blue: 9, #Key-White: 11,
Classification: / Pocket,
Featuring: Square root, Logic-technology: VLSI (Very Large Scale Integration), calculator-on-a-Chip,
Resemblance with: (Resemblance 006),
Serie-members: ELWRO: 440 (version-1) (No Blue Keys); ELWRO: 440 (version-2) (Also Blue Keys); ELWRO: 440 (version-3) (Also Blue Keys + Square Root),
Known Serial-numbers: 046911 (List of all S/Ns from ELWRO)
Collector value: 7,5/10,
Courtesy of: CALCUSEUM (Serge DEVIDTS),


S/N: 046911
NORDMARK Pharmaceuticals

Created: 19-apr-2014, Manual-update: 07-feb-2019, Batch-update: 20-jun-2021             

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