Sound insulation

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9475260
APP PUB NO 20140034415A1
SERIAL NO

13755572

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A sound insulation device (D) includes at least three layers:

    a first layer (1), facing a sound source to be blocked, comprising a blackout cloth with a weight greater than 250 g/m2,a second layer (2) including a metalized cloth, a metalized face (2a) of the cloth being disposed in contact with the first layer,a third layer (3) including a brushed cotton cloth having a weight greater than 250 g/m2, disposed in contact with the second layer (2) on the side opposite the first layer (1),

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Patent Owner(s)

Patent OwnerAddress
MOONDREAMIMMEUBLE VALAD PARC DU LANDY 61 RUE DU LANDY AUBERVILLIERS 93300

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Brunswick, Jean-Claude Bordeaux, FR 3 4

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