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发明名称
Improvements relating to photographic flash apparatus
摘要
申请公布号
GB1116672(A)
申请公布日期
1968.06.12
申请号
GB19650053902
申请日期
1965.12.20
申请人
INTERNATIONAL POLAROID CORPORATION
发明人
分类号
E04G7/30;G03B7/16;G03B15/04
主分类号
E04G7/30
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代理人
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