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Priority to JP5199269ApriorityCriticalpatent/JPS4935846B1/ja
Priority to US48407Aprioritypatent/US3693094A/en
Priority to GB3054570Aprioritypatent/GB1319854A/en
Priority to DE2031294Aprioritypatent/DE2031294C3/de
Priority to CA086430Aprioritypatent/CA918244A/en
Publication of JPS4935846B1publicationCriticalpatent/JPS4935846B1/ja