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.)
Expired
Application number
CA651884A
Inventor
Castan Pierre
Gandillon Claude
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.)
Stella SA
Original Assignee
Stella SA
Publication date
Application grantedgrantedCritical
Publication of CA651884ApublicationCriticalpatent/CA651884A/en