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
CA653447A
Inventor
Dubois-Prevost Raoul
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.)
LYSOFRANCE A RESPONSABILITE Ltee Ste
Original Assignee
LYSOFRANCE A RESPONSABILITE Ltee Ste
Publication date
Application grantedgrantedCritical
Publication of CA653447ApublicationCriticalpatent/CA653447A/en