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发明名称
Method of preparing duplicating master sheets
摘要
申请公布号
GB844696(A)
申请公布日期
1960.08.17
申请号
GB19560014012
申请日期
1956.11.21
申请人
DITTO, INCORPORATED
发明人
分类号
B41M5/04
主分类号
B41M5/04
代理机构
代理人
主权项
地址
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