Invention Grant
US08997279B1 Multi-layer mattress with an air filtration foundation 有权
多层床垫与空气过滤基础

Multi-layer mattress with an air filtration foundation
Abstract:
A mattress including a plurality of layers, each layer extending in a substantially parallel, horizontal direction and being positioned in vertical relation to other layers and each layer further having a perforated or open-cell structure. At least one layer has a gel dispersed within the perforated or open-cell structure of the layer.
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