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发明名称
Acoustical construction
摘要
申请公布号
US2081952(A)
申请公布日期
1937.06.01
申请号
US19340757795
申请日期
1934.12.17
申请人
JOHNS-MANVILLE CORPORATION
发明人
PARKINSON JOHN S.
分类号
B60R13/08
主分类号
B60R13/08
代理机构
代理人
主权项
地址
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