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
CA843349A
Inventor
Glaus Bernhard
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.)
Ulrich Steinemann AG
Original Assignee
Ulrich Steinemann AG
Publication date
Application grantedgrantedCritical
Publication of CA843349ApublicationCriticalpatent/CA843349A/en