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发明名称
Soundproof shield
摘要
申请公布号
US2684067(A)
申请公布日期
1954.07.20
申请号
US19510227136
申请日期
1951.05.19
申请人
OFFICE NATIONAL D'ETUDES ET DE RECHERCHES AERONAUTIQUES
发明人
LIENARD PIERRE A.
分类号
A42B3/16
主分类号
A42B3/16
代理机构
代理人
主权项
地址
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