LAMINATE, ACOUSTIC DEVICE, AND RECORD CUTTING MACHINE

Title:

LAMINATE, ACOUSTIC DEVICE, AND RECORD CUTTING MACHINE

Document Type and Number:

WIPO Patent Application WO/2023/163053

Kind Code:

A1

Abstract:

The present invention provides a laminate and an acoustic device with which it is possible to improve a sound quality effect in a sustained manner.　This laminate is used in an acoustic device, and contains a copper layer and a glass fiber-containing layer.

Inventors:

TOMIZAWA NAOKO (JP)
TOMIZAWA TORU (JP)

Application Number:

PCT/JP2023/006500

Publication Date:

August 31, 2023

Filing Date:

February 22, 2023

Export Citation:

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Assignee:

ADPOWER SOLUTIONS INC (JP)

International Classes:

H04R1/02; B32B15/04; B32B15/20; B32B17/02; H05F1/00

Foreign References:

JPH02253940A

1990-10-12

Attorney, Agent or Firm:

SK INTELLECTUAL PROPERTY LAW FIRM et al. (JP)

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