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Priority claimed from US06/311,043external-prioritypatent/US4468931A/en
Priority claimed from US06/311,042external-prioritypatent/US4498610A/en
Priority claimed from US06/311,045external-prioritypatent/US4446995A/en
Application filed by Wooding CorpfiledCriticalWooding Corp
Priority claimed from PCT/US1982/001393external-prioritypatent/WO1983001422A1/en
Application grantedgrantedCritical
Publication of ATE28178T1publicationCriticalpatent/ATE28178T1/de