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
CA779934A
Inventor
David Eggleston
Original Assignee
Polysar Ltd
Publication date
Application grantedgrantedCritical
Publication of CA779934ApublicationCriticalpatent/CA779934A/en