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Priority claimed from CA344,000Aexternal-prioritypatent/CA1115637A/en
Priority claimed from US06/210,385external-prioritypatent/US4289691A/en
Application filed by The Canadian Red Cross Society, Gail Ann Rock, Douglas Stephen PalmerfiledCriticalThe Canadian Red Cross Society
Priority claimed from EP19810300069external-prioritypatent/EP0033582B1/de
Application grantedgrantedCritical
Publication of ATE7030T1publicationCriticalpatent/ATE7030T1/de