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经营范围
发明名称
Acoustic apparatus
摘要
申请公布号
US3277437(A)
申请公布日期
1966.10.04
申请号
US19650445581
申请日期
1965.04.05
申请人
GENERAL DYNAMICS CORPORATION
发明人
BOUYOUCOS JOHN V.
分类号
G01V1/145
主分类号
G01V1/145
代理机构
代理人
主权项
地址
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