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 JP2954374ApriorityCriticalpatent/JPS5216661B2/ja
Priority to GB5102074Aprioritypatent/GB1485423A/en
Priority to FR7438644Aprioritypatent/FR2252300B1/fr
Priority to CH1567974Aprioritypatent/CH613174A5/xx
Priority to DE19742455883prioritypatent/DE2455883C2/de
Publication of JPS50122463ApublicationCriticalpatent/JPS50122463A/ja
Publication of JPS5216661B2publicationCriticalpatent/JPS5216661B2/ja