IMPROVED AIR PURIFICATION FILTER

Disclosed is an air purification filter: having a plurality of first protrusion parts arranged on a film part, which is made from a polymer synthetic resin, in the direction orthogonal to the flow direction of air, and a plurality of second protrusion parts arranged in the direction parallel to the...

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Bibliographische Detailangaben
1. Verfasser: SHIN, Young-Kyun
Format: Patent
Sprache:eng
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