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经营范围
发明名称
Sheet piling
摘要
申请公布号
US2050934(A)
申请公布日期
1936.08.11
申请号
US19340742173
申请日期
1934.08.30
申请人
THOMAS DITCHBURN
发明人
DITCHBURN THOMAS
分类号
E02D5/04
主分类号
E02D5/04
代理机构
代理人
主权项
地址
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