Novel aluminum alloy fireproof window
The utility model discloses a novel aluminum alloy fireproof window which comprises a window outer frame and a window inner frame, the upper end of the window outer frame is fixedly connected with an installation piece, the side wall of the installation piece is fixedly connected with a driving shel...
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Format: | Patent |
Sprache: | chi ; eng |
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Online-Zugang: | Volltext bestellen |
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