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.)
Individual
Original Assignee
Individual
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 IndividualfiledCriticalIndividual
Priority to CA136,451ApriorityCriticalpatent/CA948589A/en
Priority to CA177,987,Aprioritypatent/CA951680A/en
Priority to CA177,986,Aprioritypatent/CA951679A/en
Application grantedgrantedCritical
Publication of CA948589ApublicationCriticalpatent/CA948589A/en