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Priority to JP6186UpriorityCriticalpatent/JPS62113041U/ja
Publication of JPS62113041UpublicationCriticalpatent/JPS62113041U/ja
【実用新案登録請求の範囲】[Scope of utility model registration request] 封筒に開封を目的とする糸を取付けたものを実 用新案登録請求の範囲とする。 The scope of the utility model registration claim is an envelope with a thread attached for the purpose of opening it.