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发明名称
LENTE DIFUSORA DE LUZ
摘要
申请公布号
BR8506773(A)
申请公布日期
1986.11.25
申请号
BR19850006773
申请日期
1985.06.07
申请人
ERNST GRANSTROM AB.
发明人
STIG BERLUND;ERNST GRANSTROM
分类号
G02B3/02;F21S2/00;F21S8/00;F21V5/00;F21V5/04;F21V5/08;G02B3/06;(IPC1-7):G02B3/06
主分类号
G02B3/02
代理机构
代理人
主权项
地址
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