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.)
DENTZER ET GRAMLING SOC
Original Assignee
DENTZER ET GRAMLING SOC
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 DENTZER ET GRAMLING SOCfiledCriticalDENTZER ET GRAMLING SOC
Application grantedgrantedCritical
Publication of FR614372ApublicationCriticalpatent/FR614372A/fr