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Priority claimed from US05/945,971external-prioritypatent/US4232146A/en
Priority claimed from US05/952,228external-prioritypatent/US4235990A/en
Priority claimed from US05/966,197external-prioritypatent/US4235991A/en
Application filed by Occidental Research CorporationfiledCriticalOccidental Research Corporation
Priority claimed from EP79301989Aexternal-prioritypatent/EP0010857B1/de
Application grantedgrantedCritical
Publication of ATE1677T1publicationCriticalpatent/ATE1677T1/de