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.)
Gay Freres SA
Original Assignee
Gay Freres SA
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 Gay Freres SAfiledCriticalGay Freres SA
Application grantedgrantedCritical
Publication of FR1160559ApublicationCriticalpatent/FR1160559A/en