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
CA679069A
Inventor
Frohberger Paul-Ernst
Urbschat Ewald
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.)
Bayer AG
Original Assignee
Bayer AG
Publication date
Application grantedgrantedCritical
Publication of CA679069ApublicationCriticalpatent/CA679069A/en