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Priority claimed from US06/194,649external-prioritypatent/US4381327A/en
Priority claimed from US06/222,829external-prioritypatent/US4365549A/en
Priority claimed from US06/222,830external-prioritypatent/US4409604A/en
Application filed by Dennison Mfg CofiledCriticalDennison Mfg Co
Priority claimed from EP81902352Aexternal-prioritypatent/EP0058182B1/en
Application grantedgrantedCritical
Publication of ATE25777T1publicationCriticalpatent/ATE25777T1/en