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经营范围
发明名称
Rollfilmkamera mit Spiegelobjektiv
摘要
申请公布号
DE951129(C)
申请公布日期
1956.10.25
申请号
DE1954N009589
申请日期
1954.10.12
申请人
N.V. OPTISCHE INDUSTRIE <<DE OUDE DELFT>>
发明人
BOUWERS DR. ALBERT
分类号
G03B17/17
主分类号
G03B17/17
代理机构
代理人
主权项
地址
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