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
CA780460A
Inventor
Kummer Horst
Beckmann Rudiger
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.)
Gruenenthal GmbH
Original Assignee
Gruenenthal GmbH
Publication date
Application grantedgrantedCritical
Publication of CA780460ApublicationCriticalpatent/CA780460A/en