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Priority claimed from US06/346,222external-prioritypatent/US4424473A/en
Priority claimed from US06/443,156external-prioritypatent/US4636138A/en
Application filed by American Cimflex CorpfiledCriticalAmerican Cimflex Corp
Application grantedgrantedCritical
Publication of ATE31043T1publicationCriticalpatent/ATE31043T1/en