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Priority to JP1071572UpriorityCriticalpatent/JPS525937Y2/ja
Priority to US00326272Aprioritypatent/US3829595A/en
Priority to GB365173Aprioritypatent/GB1393072A/en
Priority to FR7302455Aprioritypatent/FR2169649A5/fr
Publication of JPS4887651UpublicationCriticalpatent/JPS4887651U/ja
Application grantedgrantedCritical
Publication of JPS525937Y2publicationCriticalpatent/JPS525937Y2/ja