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经营范围
发明名称
DENTAL FILM PACK
摘要
申请公布号
GB1508406(A)
申请公布日期
1978.04.26
申请号
GB19760043824
申请日期
1976.10.21
申请人
SIEMENS AG
发明人
分类号
G03B42/04;G03C3/00;(IPC1-7):G03C1/92
主分类号
G03B42/04
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