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发明名称
Procédé de fabrication de surfaces réfléchissantes ou réfractantes multicellulaires
摘要
申请公布号
FR946175(A)
申请公布日期
1949.05.25
申请号
FRD946175
申请日期
1947.04.23
申请人
发明人
SAGET JULIEN
分类号
G03B21/60
主分类号
G03B21/60
代理机构
代理人
主权项
地址
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