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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TRAN VAN SACH
Original Assignee
TRAN VAN SACH
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Application filed by TRAN VAN SACHfiledCriticalTRAN VAN SACH
Priority to FR7802132ApriorityCriticalpatent/FR2415895A1/fr
Publication of FR2415895A1publicationCriticalpatent/FR2415895A1/fr
Application grantedgrantedCritical
Publication of FR2415895B1publicationCriticalpatent/FR2415895B1/fr