Vintage Electronic Calculators:

Overview of Brands


RICOH: 1420R
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AKA: RICOMAC 1420 R, AKA (Label): MODEL 7452-00, Product number (P/N): 745200 (7452-00),
Keywords/Tags: 745200 (7452-00) | 1420R (1420 R)
Date of intro: 1970, Origin: Japan (List),
Power: AC,
Number of keys: 33, #Key-Black: 5, #Key-Grey: 6, #Key-Red: 6, #Key-White: 16,
Classification: / Desktop with Display,
Featuring: Square root,
Serie-members: RICOH: 1420 (Without Square Root); RICOH: 1420R (With Square Root),
Known Serial-numbers: 11022 | 12659 (List of all S/Ns from RICOH)
Collector value: 8/10,
Internet: Link-1: DENTAKU MUSEUM

!!! This item is WANTED to join the collection !!!


Created: 15-apr-2016, Manual-update: 13-nov-2022, Batch-update: 26-feb-2024             

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