Affilication of Author(s):土建与水利学院
Patent Applicant:yaozhanyong
Type of Patent:实用新型
Application Number:201821444312.1
Number of Inventors:2
Service Invention or Not:no
Application Date:2018-09-04
Affilication of Author(s):土建与水利学院
Patent Applicant:yaozhanyong
Type of Patent:实用新型
Application Number:201821444312.1
Number of Inventors:2
Service Invention or Not:no
Application Date:2018-09-04