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School/Department:机械工程学院

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霍孟友

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一种在施工电梯中检测人员进出数量的方法
Release Time:2019-04-15 | Hits:

Institution:机械工程学院

Type of Patent:Invent

Application Number:201410196171.6

Number of Inventors:1

Service Invention or Not:No

Application Date:2014-05-09

Publication Date:2017-01-04

Authorization Date:2017-01-04

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