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Priority to JP6023969UpriorityCriticalpatent/JPS5112494Y1/ja
Priority to US871840Aprioritypatent/US3665937A/en
Priority to GB1257585Dprioritypatent/GB1257585A/en
Priority to FR7017764Aprioritypatent/FR2043518A1/fr
Priority to DE19702024357prioritypatent/DE2024357C3/de
Publication of JPS5112494Y1publicationCriticalpatent/JPS5112494Y1/ja