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- Google Patents
AU133343B2 - Improved reinforced concrete pipes
- Google Patents
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.)
Lock Joint Pipe Co
Original Assignee
Lock Joint Pipe Co
Filing date
Publication date
Application filed by Lock Joint Pipe CofiledCriticalLock Joint Pipe Co
Application grantedgrantedCritical
Publication of AU308146ApublicationCriticalpatent/AU308146A/en
Publication of AU133343B2publicationCriticalpatent/AU133343B2/en