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Priority to JP2684370ApriorityCriticalpatent/JPS4834478B1/ja
Priority to ZA711336Aprioritypatent/ZA711336B/xx
Priority to US00122956Aprioritypatent/US3753258A/en
Priority to DE19712115758prioritypatent/DE2115758C3/de
Priority to CA109275Aprioritypatent/CA937650A/en
Priority to GB2572471*Aprioritypatent/GB1320652A/en
Publication of JPS4834478B1publicationCriticalpatent/JPS4834478B1/ja