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发明名称
LOCK FOR RAILROAD TURNOUT
摘要
申请公布号
PL113299(B2)
申请公布日期
1980.11.29
申请号
PL19780212338
申请日期
1978.12.30
申请人
发明人
分类号
B61L;B61L19/02;(IPC1-7):B61L19/02
主分类号
B61L
代理机构
代理人
主权项
地址
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