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发明名称
PHOTOCHROMAS BRILLENGLAS.
摘要
申请公布号
DE1977601(U)
申请公布日期
1968.01.25
申请号
DE196700O9545U
申请日期
1967.08.18
申请人
OPTISCHE WERKE G. RODENSTOCK
发明人
分类号
主分类号
代理机构
代理人
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