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发明名称
Diazotype reproduction materials
摘要
申请公布号
US3157503(A)
申请公布日期
1964.11.17
申请号
US19630266231
申请日期
1963.03.19
申请人
KEUFFEL & ESSER COMPANY
发明人
KOSAR JAROMIR
分类号
C21C1/02;C21C5/46;G03C1/61;H01C7/00
主分类号
C21C1/02
代理机构
代理人
主权项
地址
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