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发明名称
SCHMALFILMKASSETTE
摘要
申请公布号
DE2114631(B2)
申请公布日期
1976.11.04
申请号
DE19712114631
申请日期
1971.03.26
申请人
发明人
分类号
G03B17/26;(IPC1-7):G03B17/26
主分类号
G03B17/26
代理机构
代理人
主权项
地址
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