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
CA714998A
Inventor
Mevel Norbert
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.)
D'ETUDES CHIMIQUES POUR L'INDUSTRIE ET L'AGRICULTURE Ste
Original Assignee
D'ETUDES CHIMIQUES POUR L'INDUSTRIE ET L'AGRICULTURE Ste
Publication date
Application grantedgrantedCritical
Publication of CA714998ApublicationCriticalpatent/CA714998A/en