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More wing strength window with pivotable about vertical axes of the sides of the flue and regulated out from the common closing plane horizontally movable - and outwardly swingable means flue, which, with the aforementioned hangers in slots can be moved on undunten applied are run in guides
More wing strength window with pivotable about vertical axes of the sides of the flue and regulated out from the common closing plane horizontally movable - and outwardly swingable means flue, which, with the aforementioned hangers in slots can be moved on undunten applied are run in guides