Wallboard member

Wallboard member

CN
  • CN 202,672,474 U
  • Filed: 06/28/2012
  • Issued: 01/16/2013
  • Est. Priority Date: 06/28/2012
  • Status: Active Grant
First Claim
Patent Images

1. wall plate member comprises internal partition (1) and external partition (2), has hollow cavity between internal partition (1) and external partition (2), it is characterized in that:

  • be filled with sound and thermal insulating material layer (3) in hollow cavity.

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