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经营范围
发明名称
Dirigible lamp
摘要
申请公布号
US2226053(A)
申请公布日期
1940.12.24
申请号
US19390250629
申请日期
1939.01.12
申请人
HARRY DAHLSTROM
发明人
DAHLSTROM HARRY
分类号
B60Q1/124
主分类号
B60Q1/124
代理机构
代理人
主权项
地址
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