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.)
Isringhausen GmbH and Co KG
Original Assignee
Isringhausen GmbH and Co KG
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 DE19742456828external-prioritypatent/DE2456828C3/de
Priority claimed from DE19752512736external-prioritypatent/DE2512736C3/de
Application filed by Isringhausen GmbH and Co KGfiledCriticalIsringhausen GmbH and Co KG
Application grantedgrantedCritical
Publication of CA1067759ApublicationCriticalpatent/CA1067759A/fr