WELD CROSSING FOR A RAILROAD TURNOUT AND THE MANUFACTURING METHOD THEREFOR CAPABLE OF KEEPING STRONG BY MANUFACTURING A NOSE PORTION WHICH IS HIGHLY INFLUENCED BY LOAD ON A CROSSING OF A TURNOUT WITH HIGH STRENGTH STEEL,申请号KR20050088790-传众专利搜索

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发明名称	WELD CROSSING FOR A RAILROAD TURNOUT AND THE MANUFACTURING METHOD THEREFOR CAPABLE OF KEEPING STRONG BY MANUFACTURING A NOSE PORTION WHICH IS HIGHLY INFLUENCED BY LOAD ON A CROSSING OF A TURNOUT WITH HIGH STRENGTH STEEL
摘要
申请公布号	KR20070034277(A)	申请公布日期	2007.03.28
申请号	KR20050088790	申请日期	2005.09.23
申请人		发明人
分类号	E01B7/10;E01B7/12	主分类号	E01B7/10
代理机构		代理人
主权项
地址

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