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 JP6529374ApriorityCriticalpatent/JPS5533756B2/ja
Priority to US05/570,961prioritypatent/US3973830A/en
Priority to FR7513263Aprioritypatent/FR2274058A1/fr
Priority to GB22897/75Aprioritypatent/GB1507927A/en
Publication of JPS50155489ApublicationCriticalpatent/JPS50155489A/ja
Publication of JPS5533756B2publicationCriticalpatent/JPS5533756B2/ja