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Priority to JP6859571UpriorityCriticalpatent/JPS4826451U/ja
Priority to US00237005Aprioritypatent/US3778572A/en
Priority to DE2214478Aprioritypatent/DE2214478C3/de
Priority to AU40369/72Aprioritypatent/AU452892B2/en
Priority to FR7210462Aprioritypatent/FR2130681B1/fr
Publication of JPS4826451UpublicationCriticalpatent/JPS4826451U/ja