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发明名称
METHOD AND APPARATUS FOR REMOTE CONTROL AND REMOTE SIGNALISATION WITH CONSTANT CURRENT ON TWO WIRE LINE
摘要
申请公布号
BG29329(A1)
申请公布日期
1980.11.14
申请号
BG19790042105
申请日期
1979.01.17
申请人
MODEV,TODOR N.
发明人
MODEV,TODOR N.
分类号
B61L7/00;(IPC1-7):B61L7/00
主分类号
B61L7/00
代理机构
代理人
主权项
地址
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