蒋奇
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一种新型截齿
2018-12-06 Hits:
Affilication of Author(s):控制科学与工程学院
Type of Patent:实用新型
Application Number:201120156440.8
Number of Inventors:2
Service Invention or Not:no
Application Date:2011-05-17
Publication Date:2011-12-14
Authorization Date:2011-05-17
Publication Date:2011-12-14
Application Date:2011-05-17
Authorization Date:2011-05-17
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