MOBILE MACHINE FOR LAYING RAILROAD TRACKS AND TAMPERING TRACK BED AGGREGATE BENEATH SLEEPERS,申请号PL19800228057-传众专利搜索

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发明名称	MOBILE MACHINE FOR LAYING RAILROAD TRACKS AND TAMPERING TRACK BED AGGREGATE BENEATH SLEEPERS
摘要
申请公布号	PL129812(B1)	申请公布日期	1984.06.30
申请号	PL19800228057	申请日期	1980.11.24
申请人		发明人
分类号	E01B27/16;E01B27/17;(IPC1-7):E01B27/16	主分类号	E01B27/16
代理机构		代理人
主权项
地址

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