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.)
Ahlstrom Corp
Original Assignee
Ahlstrom Corp
Filing date
Publication date
Priority claimed from SE7413977Aexternal-prioritypatent/SE383006B/en
Priority claimed from SE7511723Aexternal-prioritypatent/SE7511723L/en
Application filed by Ahlstrom CorpfiledCriticalAhlstrom Corp
Application grantedgrantedCritical
Publication of AU8612375ApublicationCriticalpatent/AU8612375A/en
Publication of AU489272B2publicationCriticalpatent/AU489272B2/en