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 JP50049413ApriorityCriticalpatent/JPS51124691A/ja
Priority to GB43509/75Aprioritypatent/GB1520497A/en
Priority to US05/626,725prioritypatent/US4021275A/en
Priority to FR7533917Aprioritypatent/FR2308410A1/fr
Publication of JPS51124691ApublicationCriticalpatent/JPS51124691A/ja
Publication of JPS531076B2publicationCriticalpatent/JPS531076B2/ja