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经营范围
发明名称
THE SOUND PILLOW
摘要
申请公布号
CA2237021(A1)
申请公布日期
1999.12.12
申请号
CA19982237021
申请日期
1998.06.12
申请人
NELSON, DAVID SCOTT
发明人
NELSON, DAVID SCOTT
分类号
A47C20/02;A47C21/00;A47G9/00;A47G9/10;H04R5/02;(IPC1-7):H04R1/02;H04R1/10
主分类号
A47C20/02
代理机构
代理人
主权项
地址
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