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经营范围
发明名称
Sound deadener
摘要
申请公布号
US1988880(A)
申请公布日期
1935.01.22
申请号
US19320640314
申请日期
1932.10.29
申请人
STROUSE ANNA B
发明人
STROUSE ANNA B.
分类号
A61F11/14
主分类号
A61F11/14
代理机构
代理人
主权项
地址
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