Combined external casement window

The invention provides a combined external casement window, and relates to the technical field of doors and windows. The window comprises a window sash, a reversing frame, a window frame and an auxiliary steel frame; the auxiliary steel frame is used for being fixedly installed in an opening of the...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: YAO SHENGLIN, ZHU XINGXIONG, ZHOU JIN, ZHANG YONGJIE
Format: Patent
Sprache:chi ; eng
Schlagworte:
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