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经营范围
发明名称
Rollfilmspule
摘要
申请公布号
DE659818(C)
申请公布日期
1938.05.11
申请号
DE1932SC98340D
申请日期
1932.07.16
申请人
FIRMA GUSTAV RAFFLENBEUL
发明人
分类号
G03B17/30
主分类号
G03B17/30
代理机构
代理人
主权项
地址
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