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Individual
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Individual
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Priority to ES112990ApriorityCriticalpatent/ES112990A1/es
Publication of ES112990A1publicationCriticalpatent/ES112990A1/es
ES112990A1929-05-031929-05-03Un procedimiento para la coloración e incombustibilización total de la madera ya en bruto, ya después de trabajada.
ExpiredES112990A1
(es)