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
CA188,899A
Inventor
Peter D. Darkins
Colin T. Ashworth
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.)
VAQ-FOS Ltd
Original Assignee
VAQ-FOS Ltd
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 VAQ-FOS LtdfiledCriticalVAQ-FOS Ltd
Priority to CA188,899ApriorityCriticalpatent/CA984269A/en
Application grantedgrantedCritical
Publication of CA984269ApublicationCriticalpatent/CA984269A/en