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 JP14027774ApriorityCriticalpatent/JPS5165819A/ja
Priority to US05/631,460prioritypatent/US4031430A/en
Priority to CA239,408Aprioritypatent/CA1031069A/en
Priority to GB46939/75Aprioritypatent/GB1529194A/en
Publication of JPS5165819ApublicationCriticalpatent/JPS5165819A/ja
Publication of JPS5524742B2publicationCriticalpatent/JPS5524742B2/ja