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 US06/222,007external-prioritypatent/US4403362A/en
Application filed by IndividualfiledCriticalIndividual
Priority to CA000427158ApriorityCriticalpatent/CA1155611A/fr
Application grantedgrantedCritical
Publication of CA1155611ApublicationCriticalpatent/CA1155611A/fr