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发明名称
Installation comprenant un panneau produisant un affaiblissement élevé de transmission d'énergie accoustique
摘要
申请公布号
CH371272(A)
申请公布日期
1963.08.15
申请号
CH19600001270
申请日期
1960.02.06
申请人
BOLT BERANEK AND NEWMAN INC.
发明人
KURTZE,GUENTHER;GENE WATTERS,BILL
分类号
E04B1/82;E04B1/84;E04B1/86;G10K11/00;G10K11/16;G10K11/168
主分类号
E04B1/82
代理机构
代理人
主权项
地址
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