Improved aluminum alloy door and window

The utility model relates to an improved aluminum alloy door and window which comprises a main frame body, the interior of the main frame body is divided into an upper cavity and a lower cavity, the upper cavity is located above the lower cavity, two sets of windows are installed in the upper cavity...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: LI HANYAO, YANG WENYU, HU WANFA
Format: Patent
Sprache:chi ; eng
Schlagworte:
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