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经营范围
发明名称
Transducer pitch control for echo controlled torpedo
摘要
申请公布号
US3089451(A)
申请公布日期
1963.05.14
申请号
US19500188463
申请日期
1950.10.04
申请人
发明人
GARDINER PAUL C.
分类号
F41G7/00
主分类号
F41G7/00
代理机构
代理人
主权项
地址
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