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.)
Expired
Application number
CA859691A
Inventor
Duns John
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.)
Smith and Nephew Extruded Films Ltd
Original Assignee
John Duns
Smith and Nephew Plastics Ltd
Publication date
Application grantedgrantedCritical
Publication of CA859691ApublicationCriticalpatent/CA859691A/en