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发明名称
Schaltung fuer Gleisstromkreise bei Eisenbahnen, im besonderen fuer selbsttaetige Blockanlagen
摘要
申请公布号
DE916952(C)
申请公布日期
1954.08.23
申请号
DE1950S021328
申请日期
1950.12.22
申请人
SIEMENS & HALSKE AKTIENGESELLSCHAFT
发明人
ACKERMANN FRITZ
分类号
B61L13/00
主分类号
B61L13/00
代理机构
代理人
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地址
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