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NISSEN CHEMITEC CORPORATION
| NISSEN CHEMITEC CORPORATION Patent applications | ||
| Patent application number | Title | Published |
|---|---|---|
| 20090050402 | NOISE SUPPRESSION STRUCTURE - In a noise suppression structure of the present invention, a sound absorption sheet is pinched between a flange of a speaker grille and an interior trim. An opening of a space formed by the flange of the speaker grille and a sound guiding tube is covered with the sound absorption sheet. | 02-26-2009 |