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 JP1813973ApriorityCriticalpatent/JPS5710402B2/ja
Priority to DE19742406890prioritypatent/DE2406890A1/de
Priority to GB673374Aprioritypatent/GB1428608A/en
Publication of JPS49107428ApublicationCriticalpatent/JPS49107428A/ja
Priority to US05/598,219prioritypatent/US4047805A/en
Publication of JPS5710402B2publicationCriticalpatent/JPS5710402B2/ja
