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>> Broadband Ultrathin Sound Absorption and Sound Insulation Structure Controlling an Acoustic Wave Propagation Path（英国）
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Broadband Ultrathin Sound Absorption and Sound Insulation Structure Controlling an Acoustic Wave Propagation Path（英国）
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Date:2021-09-09
Title:
Broadband Ultrathin Sound Absorption and Sound Insulation Structure Controlling an Acoustic Wave Propagation Path（英国）
First Author:
wangxiaoming
Disigner of the Invention:
Yulin Mei,梅艺璇
Application Number:
EP3570273
Authorization Date:
2017-04-26
Authorization number:
EP17906922.4（英国）
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Novel ultra-slim acoustic impedance transformer（英国）
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BREITBANDIGE ULTRADüNNE SCHALLWELLENDIFFUSIONSSTRUKTUR（德国）
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