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发明名称
摘要
申请公布号
JPS5321767(B2)
申请公布日期
1978.07.05
申请号
JP19740008598
申请日期
1974.01.21
申请人
发明人
分类号
B61B13/02;B60L13/00;B61C11/04
主分类号
B61B13/02
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代理人
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