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| state of the art Everything made available to the public by means of a written or oral description, by use or in any other way before the date of the patent application, or an application filed in a foreign country the priority of which is validly claimed | 技术发展水平 (通过书面或口头描述，使用或以其他它任何的方式在申请专利的日期或在外国一个有效申明的优先申请文件之前提供给公众的任何东西，) |