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DRAINAGE SYSTEM IN THE ATTIC WINDOW AND THE ATTIC WINDOW
DRAINAGE SYSTEM IN THE ATTIC WINDOW AND THE ATTIC WINDOW
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机译:阁楼窗户和阁楼窗户中的排水系统
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摘要
The present invention relates to a drainage system for a roof window including at least one window frame or/and frame having walls, where at least one drainage groove is placed in the walls of the window.
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