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发明名称
BLENDSCHUTZBRILLE MIT EINSTELLBARER LICHTDURCHLAESSIGKEIT.
摘要
申请公布号
DE1840045(U)
申请公布日期
1961.10.26
申请号
DE196100R2500U
申请日期
1961.06.08
申请人
ROEHM & HAAS G.M.B.H.
发明人
分类号
主分类号
代理机构
代理人
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