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Protective grille / extension mouth-nose mask 3-D printed component to stabilize the material for community masks (mouth-nose mask)
Protective grille / extension mouth-nose mask 3-D printed component to stabilize the material for community masks (mouth-nose mask)
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机译:防护格栅/可扩展口鼻罩3-D打印组件可稳定社区口罩(口鼻罩)的材料
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摘要
Rounded temple for stabilizing the mask carrier material on the side of a mouth / mouth nose guard facing the face, characterized in that the carrier material does not touch the lips during wear
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