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
CA662425A
Inventor
Grosfillex Raymond
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.)
Grosfillex SAS
Original Assignee
Grosfillex SAS
Publication date
Application grantedgrantedCritical
Publication of CA662425ApublicationCriticalpatent/CA662425A/en