Soundproof body for motor vehicles and silencer for motor vehicles

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United States of America Patent

PATENT NO 9616824
APP PUB NO 20160059797A1
SERIAL NO

14821470

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Abstract

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A dash silencer has a lamination structure of a first layer, an intermediate layer, and a second layer. The intermediate layer is formed as a non-air permeable thin-membrane layer. The second layer is formed as a perforated layer having a plurality of opening portions.

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Patent Owner(s)

Patent OwnerAddress
HOWA CO LTD2-10-4 AJIYOSHI HAKUSAN-CHO KASUGAI-SHI AICHI 4860969

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Asai, Takahiro Kasugai, JP 300 3450
Fushiki, Shinobu Kasugai, JP 7 32
Sato, Junichi Kasugai, JP 316 3631

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