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Individual
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Individual
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Priority to ES83514ApriorityCriticalpatent/ES83514A1/en
Publication of ES83514A1publicationCriticalpatent/ES83514A1/en
ES83514A1922-11-211922-11-21
An industrial product composed of volcanic slag and cement, mainly destined for hydraulic constructions.
ExpiredES83514A1
(en)