Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Priority to JP12092972ApriorityCriticalpatent/JPS5721705B2/ja
Priority to DE19732359871prioritypatent/DE2359871C3/de
Priority to DE19737342772prioritypatent/DE7342772U/de
Priority to AU63085/73Aprioritypatent/AU477698B2/en
Publication of JPS4979243ApublicationCriticalpatent/JPS4979243A/ja
Publication of JPS5721705B2publicationCriticalpatent/JPS5721705B2/ja