Machine pour damer le ballast des voies ferrées,申请号FRD994629-传众专利搜索

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发明名称	Machine pour damer le ballast des voies ferrées
摘要
申请公布号	FR994629(A)	申请公布日期	1951.11.20
申请号	FRD994629	申请日期	1949.09.02
申请人		发明人	PHILBRICK FRANK HERBERT
分类号	E01B27/16	主分类号	E01B27/16
代理机构		代理人
主权项
地址

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