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Diaphragm for speakers

  • US 20020025059A1
  • Filed: 07/02/2001
  • Published: 02/28/2002
  • Est. Priority Date: 08/31/2000
  • Status: Active Grant
First Claim
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1. A diaphragm for a speaker comprising:

  • a diaphragm body made of metal; and

    an auxiliary diaphragm made of paper, the auxiliary diaphragm integrally bonded to a part of the diaphragm body.

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