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Individual
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Individual
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Priority to ES93304ApriorityCriticalpatent/ES93304A2/en
Publication of ES93304A2publicationCriticalpatent/ES93304A2/en
ES93304A1925-04-021925-04-02
An extension of the object of the invention patent for an industrial product consisting of pozzolated hydraulic lime.
ExpiredES93304A2
(en)