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发明名称
CASSETTE POUR FILM
摘要
申请公布号
BE860692(A1)
申请公布日期
1978.05.10
申请号
BE19770182514
申请日期
1977.11.10
申请人
E.I. DU PONT DE NEMOURS AND CY
发明人
分类号
G03B42/04;G03B17/32;G03C3/00;(IPC1-7):G03C/
主分类号
G03B42/04
代理机构
代理人
主权项
地址
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