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 JP2343673ApriorityCriticalpatent/JPS5615410B2/ja
Priority to US05/437,564prioritypatent/US3936429A/en
Priority to DE2404398Aprioritypatent/DE2404398A1/de
Priority to GB441574Aprioritypatent/GB1447142A/en
Publication of JPS49111991ApublicationCriticalpatent/JPS49111991A/ja
Publication of JPS5615410B2publicationCriticalpatent/JPS5615410B2/ja