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Priority to JP43095751ApriorityCriticalpatent/JPS497695B1/ja
Priority to ES374130Aprioritypatent/ES374130A1/es
Priority to FR6941605Aprioritypatent/FR2025056A1/fr
Priority to DE19691960472prioritypatent/DE1960472C2/de
Priority to GB1296043Dprioritypatent/GB1296043A/en
Priority to DE19691966791prioritypatent/DE1966791C2/de
Publication of JPS497695B1publicationCriticalpatent/JPS497695B1/ja