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.)
TERRICO AG
Original Assignee
TERRICO 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 CH521868Aexternal-prioritypatent/CH495511A/en
Application filed by TERRICO AGfiledCriticalTERRICO AG
Application grantedgrantedCritical
Publication of CA929316ApublicationCriticalpatent/CA929316A/en