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经营范围
发明名称
Hydraulic conveyer
摘要
申请公布号
US1760616(A)
申请公布日期
1930.05.27
申请号
US19280244899
申请日期
1928.01.06
申请人
GEO. D. WHITCOMB COMPANY
发明人
WHITCOMB WILLIAM C.
分类号
E02F7/10
主分类号
E02F7/10
代理机构
代理人
主权项
地址
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