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中国实用新型专利：导光通风净化装置及具有该装置的建筑物，授权公告号：202023095976.1

Release time:2022-04-02 Hits:

Service Invention or Not:  no

Next One:中国实用新型专利：一种建筑采光用智能可调节反光板系统，授权公告号：202022999940.X

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