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Individual
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Individual
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Priority to CA 2045976priorityCriticalpatent/CA2045976A1/fr
Publication of CA2045976A1publicationCriticalpatent/CA2045976A1/fr
Dispositif de retenue en position ouverte d'une vanne de securite a refermeture manuelle ou automatique en cas d'elevation de temperature a l'interieur ou a l'exterieur de la conduite