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.)
HYDRO ELECTR ET IND DU MORVAN
Original Assignee
HYDRO ELECTR ET IND DU MORVAN
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 HYDRO ELECTR ET IND DU MORVANfiledCriticalHYDRO ELECTR ET IND DU MORVAN
Application grantedgrantedCritical
Publication of FR865945ApublicationCriticalpatent/FR865945A/fr
FR865945D1940-02-171940-02-17Procédé et moyens pour pratiquer des perforations ou conduits dans le caoutchouc et matières similaires
ExpiredFR865945A
(fr)