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Individual
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Individual
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Priority to ES119725ApriorityCriticalpatent/ES119725A1/en
Publication of ES119725A1publicationCriticalpatent/ES119725A1/en
ES119725A1930-08-261930-08-26
A process for the manufacture of blocks of cement, lime or gypsum and other similar materials without setting.
ExpiredES119725A1
(en)