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发明名称
PHOTOELECTRIC PAPER GLOSS METER
摘要
申请公布号
PL122666(B1)
申请公布日期
1982.08.31
申请号
PL19790219545
申请日期
1979.11.09
申请人
发明人
分类号
G01N;G01N21/57;(IPC1-7):G01N21/57
主分类号
G01N
代理机构
代理人
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地址
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