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经营范围
发明名称
Pouring spout
摘要
申请公布号
US2286218(A)
申请公布日期
1942.06.16
申请号
US19410399658
申请日期
1941.06.25
申请人
MARTIN JAMES L
发明人
MARTIN JAMES L.
分类号
B22D41/50
主分类号
B22D41/50
代理机构
代理人
主权项
地址
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