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.)
Shaw Pipe Industries Ltd
Original Assignee
Shaw Pipe Industries Ltd
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 CA119,622Aexternal-prioritypatent/CA940645A/en
Application filed by Shaw Pipe Industries LtdfiledCriticalShaw Pipe Industries Ltd
Application grantedgrantedCritical
Publication of AU3894272ApublicationCriticalpatent/AU3894272A/en
Publication of AU453347B2publicationCriticalpatent/AU453347B2/en