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
CA867118A
Inventor
Neurath Georg
Wichern Herbert
Dunger Michael
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.)
HF and PhF Reemtsma GmbH and Co
Original Assignee
HF and PhF Reemtsma GmbH and Co
Publication date
Application grantedgrantedCritical
Publication of CA867118ApublicationCriticalpatent/CA867118A/en