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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!

National

Ciència i tècnica

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resistència amb làmpades
National. Made in USA
7673
Segle XX
Estats Units d'Amèrica
Dimensions: 4 x 16 x 19 cm
ferro / baquelita / vidre (material) / estany (metall)
Ciència i tècnica
Energia
04/02/1998
donació
Maresma Vidal, Carme
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