Take hidden automation and close plastic steel fire window of window ware

The utility model discloses a take hidden automation and close plastic steel fire window of window ware, it includes: window frame, casement, close the window ware, the window frame includes first plastic steel layer, and first plastic steel in situ portion is equipped with first cavity, and first c...

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Bibliographische Detailangaben
Hauptverfasser: GAO JIAN, ZHANG YONGXIA, LIU FEI, WAN ZHEN, YUAN JIANMING, WANG SILIN, LI WEI, ZHUANG ZHUHE, LIAO KESHENG, XIAO JIANWEI, GAO CHUNXING
Format: Patent
Sprache:chi ; eng
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