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.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
PROD CHIM ET ENGRAIS L BERNARD
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PROD CHIM ET ENGRAIS L BERNARD
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Filing date
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Application filed by PROD CHIM ET ENGRAIS L BERNARDfiledCriticalPROD CHIM ET ENGRAIS L BERNARD
Application grantedgrantedCritical
Publication of FR551521ApublicationCriticalpatent/FR551521A/en