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.)
Von Roll AG
Original Assignee
Von Roll 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
Application filed by Von Roll AGfiledCriticalVon Roll AG
Priority claimed from EP89810760Aexternal-prioritypatent/EP0422312B1/de
Application grantedgrantedCritical
Publication of DE58908861D1publicationCriticalpatent/DE58908861D1/de