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经营范围
发明名称
VIBRATION AND NOISE PREVENTING RAIL JOINT PART
摘要
申请公布号
JPS6233901(A)
申请公布日期
1987.02.13
申请号
JP19850170422
申请日期
1985.08.01
申请人
YOKOYAMA SHUN
发明人
YOKOYAMA SHUN
分类号
E01B11/42
主分类号
E01B11/42
代理机构
代理人
主权项
地址
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