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.)
Priority date (The priority date 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 date listed.)
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Publication date
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Priority to JP6234374ApriorityCriticalpatent/JPS5348196B2/ja
Priority to US05/570,375prioritypatent/US3977769A/en
Priority to GB22931/75Aprioritypatent/GB1508029A/en
Priority to FR7516836Aprioritypatent/FR2275794A1/fr
Publication of JPS50153782ApublicationCriticalpatent/JPS50153782A/ja
Publication of JPS5348196B2publicationCriticalpatent/JPS5348196B2/ja
