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.)
Expired
Application number
CA718822A
Inventor
Palmai Robert
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.)
Kralinator Filters Ltd
Original Assignee
Kralinator Filters Ltd
Publication date
Application grantedgrantedCritical
Publication of CA718822ApublicationCriticalpatent/CA718822A/en