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 JP6026074ApriorityCriticalpatent/JPS5624887B2/ja
Priority to US05/563,969prioritypatent/US3930408A/en
Priority to GB1549475Aprioritypatent/GB1459963A/en
Priority to DE19752520059prioritypatent/DE2520059A1/de
Publication of JPS50152777ApublicationCriticalpatent/JPS50152777A/ja
Publication of JPS5624887B2publicationCriticalpatent/JPS5624887B2/ja