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
CA644380A
Inventor
Muller Willy
Grandjot Walter
Osterloh Erich
Werner Gunter
Dulze Erich
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.)
SUD-ATLAS-WERKE GmbH
Original Assignee
SUD-ATLAS-WERKE GmbH
Publication date
Application grantedgrantedCritical
Publication of CA644380ApublicationCriticalpatent/CA644380A/en