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Priority claimed from CA163,465Aexternal-prioritypatent/CA1005573A/en
Application filed by International Business Machines CorpfiledCriticalInternational Business Machines Corp
Priority to CA219,863ApriorityCriticalpatent/CA1005906A/en
Application grantedgrantedCritical
Publication of CA1005906ApublicationCriticalpatent/CA1005906A/en