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经营范围
发明名称
Luminous projection apparatus
摘要
申请公布号
US1768111(A)
申请公布日期
1930.06.24
申请号
US19270242234
申请日期
1927.12.23
申请人
LOUIS BRANGER MAURICE
发明人
BRANGER MAURICE LOUIS
分类号
G03B23/06
主分类号
G03B23/06
代理机构
代理人
主权项
地址
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