Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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D OGNY CHARLES FR
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D OGNY CHARLES FR
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Application filed by D OGNY CHARLES FRfiledCriticalD OGNY CHARLES FR
Priority to FR7228421ApriorityCriticalpatent/FR2195732A1/fr
Publication of FR2195732A1publicationCriticalpatent/FR2195732A1/fr