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经营范围
发明名称
Magasin, en particulier pour images de projection sur verre, diapositifs, etc.
摘要
申请公布号
FR953786(A)
申请公布日期
1949.12.13
申请号
FRD953786
申请日期
1947.06.02
申请人
发明人
MANZARDO ROGER SCIPION
分类号
G03B23/04
主分类号
G03B23/04
代理机构
代理人
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