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发明名称
Tester for paper surfaces or the like
摘要
申请公布号
US2728224(A)
申请公布日期
1955.12.27
申请号
US19520278937
申请日期
1952.03.27
申请人
LITHOGRAPHIC TECHNICAL FOUNDATION
发明人
WHEELER GORDON C.
分类号
B41F33/00;G01N19/04
主分类号
B41F33/00
代理机构
代理人
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