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发明名称
Improvements in or relating to the formation of relief images for photographic and other purposes
摘要
申请公布号
GB390881(A)
申请公布日期
1933.04.20
申请号
GB19310031704
申请日期
1931.11.16
申请人
MICHELE MARTINEZ
发明人
分类号
G03F7/038
主分类号
G03F7/038
代理机构
代理人
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