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China/Asia On Demand
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zhuan li wen xian de jian suo
Author(s): 
Pages: 46-48
Year: Issue:  3
Journal: Jiangsu Electrical Apparatus

Keyword:  专利文献专利权人同族专利登记号索引国际专利专利号专利说明书专利索引检索方法外观设计专利;
Abstract: <正> 专利文献记载了发明技术思想,工艺过程和设备等详细说明及受专利法保护的技术范围等,因此是最系统,最完整的科技,法律,经济文献。 从广义上讲,专利文献是指与工业产权有关的所有专利资料,不仅仅是指专利说明书,同时也包括专利申请书,专利刊物,专利
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