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Publication of ES507571A0publicationCriticalpatent/ES507571A0/es
Publication of ES8306500A1publicationCriticalpatent/ES8306500A1/es
ES507571A1981-01-141981-11-30Procedimiento para preparar derivados de fosforo y nitrogenocon efectos ignifugos sobre polimeros termoplasticos.
ExpiredES8306500A1
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