Title : 3456781
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Title:3456781
Affilication of Author(s):科学技术研究院
Patent Applicant:liuyinghong
Type of Patent:实用新型
Application Number:11
Number of Inventors:1
Service Invention or Not:no
Application Date:2019-12-26
Publication Date:2019-12-26
Authorization Date:2019-12-26
The Last Update Time : ..