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经营范围
发明名称
Acoustic testing structure including sound absorbing panels
摘要
申请公布号
US2519162(A)
申请公布日期
1950.08.15
申请号
US19480015027
申请日期
1948.03.15
申请人
TUCKER THOMAS T
发明人
TUCKER THOMAS T.
分类号
G10K11/16
主分类号
G10K11/16
代理机构
代理人
主权项
地址
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