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经营范围
发明名称
Road spreader
摘要
申请公布号
US1838631(A)
申请公布日期
1931.12.29
申请号
US19280286699
申请日期
1928.06.19
申请人
N & H SPREADERS, INC.
发明人
NABER CLAUDE H.;HOLLIDAY CLARENCE
分类号
E01C19/20
主分类号
E01C19/20
代理机构
代理人
主权项
地址
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