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
CA805682A
Inventor
Wagner Wolf-Helmut
Winkelmann Erhadt
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.)
Hoechst AG
Original Assignee
Farbwerke Hoechst AG
Publication date
Application grantedgrantedCritical
Publication of CA805682ApublicationCriticalpatent/CA805682A/en