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.)
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.)
Hoval AG
Original Assignee
Hoval AG
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from DE19712152856external-prioritypatent/DE2152856C3/en
Application filed by Hoval AGfiledCriticalHoval AG
Application grantedgrantedCritical
Publication of AU4782872ApublicationCriticalpatent/AU4782872A/en
Publication of AU467060B2publicationCriticalpatent/AU467060B2/en