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发明名称
Pulsed sound system
摘要
申请公布号
US2648837(A)
申请公布日期
1953.08.11
申请号
US19520275810
申请日期
1952.03.10
申请人
STANDARD OIL DEVELOPMENT COMPANY
发明人
MOUNCE WHITMAN D.
分类号
G01V1/02;G10K9/12
主分类号
G01V1/02
代理机构
代理人
主权项
地址
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