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 JP47080214ApriorityCriticalpatent/JPS4938552A/ja
Priority to GB5360572Aprioritypatent/GB1417990A/en
Priority to US307969Aprioritypatent/US3877039A/en
Priority to CA157,274Aprioritypatent/CA995946A/en
Priority to CH1715772Aprioritypatent/CH561915A5/xx
Publication of JPS4938552ApublicationCriticalpatent/JPS4938552A/ja
