(57) Abstract Objective Payment dropping of dust from screen efficientIt does. Constitution In edge of screen 1 frame 2 installationru. As this screen 1 multiple is piled up, the lap destalInserting, taking it sticks inside installation framework 3. Edge of screen 1Compensating the edge with frame 2, the edge of multiple screens 1It is possible to insert to firm inside installation framework 3. In thisScreen 1 it is strong without the ri and the vibration being absorbed the vibrationBeing able to point, the payment dropping of the dust is possible.
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