ES246880Y - Una estructura modular compuesta de elementos bidimensiona- les para la construccion de espacios tridimensionales modu- lares
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Una estructura modular compuesta de elementos bidimensiona- les para la construccion de espacios tridimensionales modu- lares
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ES1979246880U1979-11-191979-11-19Una estructura modular compuesta de elementos bidimensiona- les para la construccion de espacios tridimensionales modu- lares
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