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
CA900394A
Inventor
Grimm Dieter
Kandler Joachim
Merkenich Karl
Pirig Wolf-Dieter
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 AG
Original Assignee
Knapsack AG
Publication date
Application grantedgrantedCritical
Publication of CA900394ApublicationCriticalpatent/CA900394A/en