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.)
Armstrong World Industries Inc
Original Assignee
Armstrong Cork Co
Filing date
Publication date
Application filed by Armstrong Cork CofiledCriticalArmstrong Cork Co
Application grantedgrantedCritical
Publication of AU561554ApublicationCriticalpatent/AU561554A/en
Publication of AU200294B2publicationCriticalpatent/AU200294B2/en
Improvements in or relating toa method of manufacturing sheets of thermoplastic material, sheets madein accordance with such method and toa machine for performing sucha method