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WE ARE CLOSED TO RETURN RENEWED!

The MNACTEC will be closed for construction from October 20, 2025 to June 30, 2026.
We will continue to be active with activities for educational centers, online resources, MNACTEC Bus and social networks!

Madas, model IX MAXIMA

Ciència i tècnica

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calculadora
Madas; Pat.Jahnz USA. Ptd.Dec 16Th 1913
7687
1913 – 1928
Suïssa
Dimensions: 20 x 63 x 21 cm
ferro / metall / goma
pintat, pintat
Ciència i tècnica
Computació, electrònica i telecomunicacions
04/02/1998
donació
Maresma Vidal, Carme
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