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.)
F DUCRETET ET E ROGER Ste
Original Assignee
F DUCRETET ET E ROGER Ste
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by F DUCRETET ET E ROGER StefiledCriticalF DUCRETET ET E ROGER Ste
Application grantedgrantedCritical
Publication of FR431316ApublicationCriticalpatent/FR431316A/fr