letter opening machine meaning in English

拆信器

Office machines - vocabulary - part 04 : letter opening machines
办公机器.词汇.第4部分:拆信机
Mail processing machines . glossary of terms for letter opening machines
邮件处理机械.第1部分:信件开封机术语词汇
Office machines ; letter opening machines ; minimum information to be specified
办公室机器.拆信机.应规定的最低信息
Systems of continued processing of mail and data processing documents ; letter opening machines ; concepts and classification
邮件和数据处理文件的连续处理系统.拆信机.概念和分
Systems of contained processing of mail and data processing documents ; letter opening machines ; minimum information to be specified
邮件和数据处理文件的连续加工系统.第2部分:拆信机