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发明名称
IMPEDANCE BONDS
摘要
申请公布号
GB1601352(A)
申请公布日期
1981.10.28
申请号
GB19770013806
申请日期
1977.04.01
申请人
WESTINGHOUSE BRAKE & SIGNAL CO LTD
发明人
分类号
H01F30/10;(IPC1-7):B61L1/18
主分类号
H01F30/10
代理机构
代理人
主权项
地址
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