摘要应当简要说明发明或者实用新型的技术要点。
The abstract shall state briefly the main technical points of the invention or utility model.
属于一个总的发明构思的两项以上的发明或者实用新型，可以作为一件申请提出。
Two or more inventions or utility models belonging to a single general inventive concept may be filed as one application.
第三十一条一件发明或者实用新型专利申请应当限于一项发明或者实用新型。
Article 3l. An application for a patent for invention or utility model shall be limited to one invention or uti1ity model.
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