Percolation hueisupisuresupireta null which possesses the nose clip which formed in the mask itself

摘要

The mask itself 12 and harness 14 and, it had, filtration hueisupisuresupireta 10. Mask itself 12 includes, the nose clip 19 which is locked to plastic support structure 16 (i) filter structure 18 and (ii) plastic support structure by among those of 16 and (iii) forming and. Filtration hueisupisuresupireta of this invention is beneficial in the point that it cancels the adhesive because the nose clip is locked in the mask itself or the necessity of welding process.