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
CA851109A
Inventor
Wadsted Bengt
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.)
Marden Anstalt
Original Assignee
Marden Anstalt
Publication date
Application grantedgrantedCritical
Publication of CA851109ApublicationCriticalpatent/CA851109A/en