网络释义
1)Specifications of letter letter stamping machine,信函过戳机技术条件2)letter dater-stamp application machine,信函过戳机3)Specifications for date-stamps of post and telecommunication,邮电日戳技术条件4)Specifications for letter stamp-cancelling machine,信函邮票盖销机技术条件5)Specifications of red box letter facing machines,红框理信机技术条件6)automatic stamping machine,信函自动印戳机