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
CA776067A
Inventor
Lurg Alois
Haas Heinz
Zeitler Hans
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.)
Zellsloff Fabrik Waldhof AG
Original Assignee
Zellsloff Fabrik Waldhof AG
Publication date
Application grantedgrantedCritical
Publication of CA776067ApublicationCriticalpatent/CA776067A/en