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 JP6688072ApriorityCriticalpatent/JPS5317059B2/ja
Priority to GB3806572Aprioritypatent/GB1407245A/en
Publication of JPS4928348ApublicationCriticalpatent/JPS4928348A/ja
Priority to US05/709,729prioritypatent/US4096288A/en
Publication of JPS5317059B2publicationCriticalpatent/JPS5317059B2/ja
