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
CA894136A
Inventor
R. Fehling Hans
Leupold Herman
Modler Karl
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.)
Interstop AG
Original Assignee
Interstop AG
Publication date
Application grantedgrantedCritical
Publication of CA894136ApublicationCriticalpatent/CA894136A/en