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发明名称
Lamp shade
摘要
申请公布号
US1894227(A)
申请公布日期
1933.01.10
申请号
US19310583842
申请日期
1931.12.30
申请人
GOODRICH ELECTRIC COMPANY
发明人
SAAF DIRK G.
分类号
F21V7/04
主分类号
F21V7/04
代理机构
代理人
主权项
地址
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