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.)
CIE FRANCAISE de l ACETYLENE D
Original Assignee
CIE FRANCAISE de l ACETYLENE D
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Filing date
Publication date
Application filed by CIE FRANCAISE de l ACETYLENE DfiledCriticalCIE FRANCAISE de l ACETYLENE D
Application grantedgrantedCritical
Publication of FR353088ApublicationCriticalpatent/FR353088A/fr