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
CA853741A
Inventor
Stocker August
Boosen Karl-Josef
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.)
Lonza AG
Original Assignee
Lonza AG
Publication date
Application grantedgrantedCritical
Publication of CA853741ApublicationCriticalpatent/CA853741A/en