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
Priority claimed from CA167,667Aexternal-prioritypatent/CA985203A/en
Application filed by IndividualfiledCriticalIndividual
Priority to CA234,527ApriorityCriticalpatent/CA1032887A/fr
Application grantedgrantedCritical
Publication of CA1032887ApublicationCriticalpatent/CA1032887A/fr