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Individual
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Individual
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Priority to ES139432ApriorityCriticalpatent/ES139432A1/es
Publication of ES139432A1publicationCriticalpatent/ES139432A1/es
ES139432A1935-09-021935-09-02Un aparato de protección contra las fugas de gas de alumbrado y otras emanaciones gaseosas tóxicas.
ExpiredES139432A1
(es)