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 JP3685175ApriorityCriticalpatent/JPS51112445A/ja
Priority to US05/647,448prioritypatent/US4123663A/en
Priority to DE2601288Aprioritypatent/DE2601288B2/de
Publication of JPS51112445ApublicationCriticalpatent/JPS51112445A/ja
Priority to US05/933,846prioritypatent/US4192706A/en
Publication of JPS5741552B2publicationCriticalpatent/JPS5741552B2/ja