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发明名称
Apparatus for the matching of colors
摘要
申请公布号
US1898219(A)
申请公布日期
1933.02.21
申请号
US19290390710
申请日期
1929.09.06
申请人
SHARP CLAYTON H
发明人
SHARP CLAYTON H.
分类号
G01J3/51;G01J5/60
主分类号
G01J3/51
代理机构
代理人
主权项
地址
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