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发明名称
Method of making printing forms
摘要
申请公布号
US2085048(A)
申请公布日期
1937.06.29
申请号
US19310518649
申请日期
1931.02.27
申请人
CELLU-TYPE PLATE CO., INC.
发明人
SCHULTZ OSWALD R.
分类号
B41C3/06
主分类号
B41C3/06
代理机构
代理人
主权项
地址
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