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Priority to JP5794774ApriorityCriticalpatent/JPS50150732A/ja
Priority to GB2163575Aprioritypatent/GB1480200A/en
Priority to CH653375Aprioritypatent/CH582212A5/xx
Priority to DE19752522612prioritypatent/DE2522612A1/de
Publication of JPS50150732ApublicationCriticalpatent/JPS50150732A/ja