Sleeve, gown assembly and gown cuff assembly

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<P>PROBLEM TO BE SOLVED: To provide an inexpensive but highly functional mask for reliably blocking viruses and preventing them from invading a human body by utilizing a plurality of inexpensive and easily obtainable materials as members for the mask and forming multiple layers. <P>SOLUTION: The multilayer mask is constituted by laminating a plurality of members for the mask, and includes at least the chemical fiber mask member including chemical fibers; a nonwoven fabric mask member including nonwoven fabric; and a cotton cloth mask member including cotton cloth. <P>COPYRIGHT: (C)2005,JPO&NCIPI

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