Combined dump truck and road drag,申请号US19310551381-传众专利搜索

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发明名称	Combined dump truck and road drag
摘要
申请公布号	US1885468(A)	申请公布日期	1932.11.01
申请号	US19310551381	申请日期	1931.07.17
申请人	NEVIN HOWARD J	发明人	NEVIN HOWARD J.
分类号	E02F3/76	主分类号	E02F3/76
代理机构		代理人
主权项
地址

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