CA1266993CCA 496228CA496228ACA1266993CCA 1266993 CCA1266993 CCA 1266993CCA 496228 CA496228 CA 496228CA 496228 ACA496228 ACA 496228ACA 1266993 CCA1266993 CCA 1266993C
Authority
CA
Canada
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.)
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Publication date
Priority claimed from US06/765,111external-prioritypatent/US4610729A/en
Application filedfiledCritical
Priority to CA000582352ApriorityCriticalpatent/CA1266993A/en
Priority to CA000582353Aprioritypatent/CA1272097A/en
Publication of CA1261645ApublicationCriticalpatent/CA1261645A/en
Application grantedgrantedCritical
Publication of CA1266993CpublicationCriticalpatent/CA1266993C/xx