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.)
JAMES WILLIAM PAYNE and CLIFFORD EDWARD DYER HAROLD
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.)
HH Robertson Co
Original Assignee
HH Robertson Co
Filing date
Publication date
Application filed by HH Robertson CofiledCriticalHH Robertson Co
Application grantedgrantedCritical
Publication of AU427635B2publicationCriticalpatent/AU427635B2/en
Publication of AU1978567ApublicationCriticalpatent/AU1978567A/en
AU19785/67A1967-04-03Improvements in or relating to the manufacture of composite building sheets and building sheets so manufactured
ExpiredAU427635B2
(en)