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经营范围
发明名称
Appareil pour agrandissements photographiques.
摘要
申请公布号
CH297438(A)
申请公布日期
1954.03.31
申请号
CHD297438
申请日期
1954.03.15
申请人
CUENDET,MAURICE
发明人
CUENDET,MAURICE
分类号
G03B27/32
主分类号
G03B27/32
代理机构
代理人
主权项
地址
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