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发明名称
Headlight attachment
摘要
申请公布号
US1797469(A)
申请公布日期
1931.03.24
申请号
US19290367402
申请日期
1929.05.31
申请人
HELLER WILLIAM A
发明人
HELLER WILLIAM A.
分类号
F21V9/08;F21V17/00
主分类号
F21V9/08
代理机构
代理人
主权项
地址
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