Calculators Made By Other Companies

 

In the late 1960s and early 1970s, in order to fill gaps in its product range, Sumlock Anita marketed some mechanical and electronic calculators manufactured by other companies.
Listed here are the known calculators made by other companies and sold by Sumlock Comptometer.

Mechanical Calculators:

Click on a picture for more details and more, bigger, pictures.

Comptograph 101
Plusograph

Electronic Calculators & Accounting Machines:

 

Compucorp (Computer Design Corporation) of Los Angeles, U.S.A., was an OEM supplier to Sumlock Anita Electronics, and other companies.
Known Compucorp machines sold under the Sumlock name include:

Click on a picture for more details and more, bigger, pictures.

 Nixdorf & RUF Visible Record Computer

Nixdorf Visible Record Computer
Sumlock Compucorp 324G

Sumlock Compucorp
344 Statistician

Sumlock Compucorp 344

Sumlock Compucorp
400 Series calculators

Compucorp 425G

By Daniel Sancho from Málaga, Spain (Compucorp 425G)
[CC BY 2.0  (https://creativecommons.org/licenses/by/2.0)],
via Wikimedia Commons

The Bell Punch Company & the Development of the Anita Calculator
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Text & photographs copyright © 2002 - 2018 Nigel Tout, except where noted otherwise.