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经营范围
发明名称
Hypersonic transducer
摘要
申请公布号
US3412269(A)
申请公布日期
1968.11.19
申请号
US19650509583
申请日期
1965.11.24
申请人
TRW INC.
发明人
JR. EUGENE C. CRITTENDEN,
分类号
G10K15/04
主分类号
G10K15/04
代理机构
代理人
主权项
地址
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