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隧道掌子面前方探水感应装置
Release Time:2019-04-15| Hits:
Title:隧道掌子面前方探水感应装置
Institution:机械工程学院
Type of Patent:Utility models
Application Number:200720030679.4
Number of Inventors:1
Service Invention or Not:No
Application Date:2007-11-14
Publication Date:2008-08-16
Authorization Date:2008-08-16
Release Time:2019-04-15
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