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.)
DONALD C. STAFFORD and CHARLES A. MCDONALD ROBERTS. CHAMBERLIN
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.)
Chicago Bridge and Iron Co
Original Assignee
Chicago Bridge and Iron Co
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
Application filed by Chicago Bridge and Iron CofiledCriticalChicago Bridge and Iron Co
Application grantedgrantedCritical
Publication of AU411726B2publicationCriticalpatent/AU411726B2/en
Publication of AU282366ApublicationCriticalpatent/AU282366A/en