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发明名称
INDUCTION RADIO TRANSMISSION SYSTEM
摘要
申请公布号
GB1243126(A)
申请公布日期
1971.08.18
申请号
GB19690046309
申请日期
1969.09.19
申请人
JAPANESE NATIONAL RAILWAYS;SUMITOMO ELECTRIC INDUSTRIES LTD.
发明人
分类号
B61L3/22;H04B5/00
主分类号
B61L3/22
代理机构
代理人
主权项
地址
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