Special-shaped door and window frame profile
The utility model relates to the technical field of doors and windows, in particular to a special-shaped door and window frame profile which comprises a window frame, a protective plate and a positioning frame, the lower end of the inner side of the protective plate is fixedly connected with a suppo...
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Hauptverfasser: | , , , |
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Format: | Patent |
Sprache: | chi ; eng |
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