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发明名称
Lunettes avec verres montés sur des barrettes
摘要
申请公布号
FR1046988(A)
申请公布日期
1953.12.10
申请号
FRD1046988
申请日期
1951.12.19
申请人
FERDINAND MENRAD
发明人
分类号
G02C1/02;G02C1/04
主分类号
G02C1/02
代理机构
代理人
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地址
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