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
CA717154A
Inventor
Rumberg Alfred
Krauss Werner
Rittershausen Gunter
Fruhling Rolf
Damgen Wilhelm
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.)
Knapsack Griesheim AG
Original Assignee
Knapsack Griesheim AG
Publication date
Application grantedgrantedCritical
Publication of CA717154ApublicationCriticalpatent/CA717154A/en