structure of frame and screen sets so obtained, the type impegnabile to wall by anchoring it included.comprising a metallic frame which on a same side of tendimento provides means (a network for the protection of insects, and a guide.within which engages at least one stirrup anchorage that register.the stirrup being constituted by a silhouette at "l" and the pin perpendicular to the frame is provided with a hole for fixing to the wall of said frame.
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