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发明名称
UNDERWATER COMMUNICATION EQUIPMENT
摘要
申请公布号
JPH03245625(A)
申请公布日期
1991.11.01
申请号
JP19900043142
申请日期
1990.02.23
申请人
NEC CORP
发明人
NAKAMURA TAKESHI
分类号
H04B11/00
主分类号
H04B11/00
代理机构
代理人
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