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发明名称
Reflector adjusting mechanism for projection lamps
摘要
申请公布号
US2242388(A)
申请公布日期
1941.05.20
申请号
US19390252147
申请日期
1939.01.21
申请人
BRENKERT LIGHT PROJECTION COMPANY
发明人
BRENKERT KARL
分类号
H05B31/00
主分类号
H05B31/00
代理机构
代理人
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地址
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