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经营范围
发明名称
Cellar drain
摘要
申请公布号
US1795833(A)
申请公布日期
1931.03.10
申请号
US19290417164
申请日期
1929.12.28
申请人
LUKE CAKMO
发明人
CAKMO LUKE
分类号
E03C1/23
主分类号
E03C1/23
代理机构
代理人
主权项
地址
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