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经营范围
发明名称
Color guide and harmony selector
摘要
申请公布号
US2916833(A)
申请公布日期
1959.12.15
申请号
US19560623851
申请日期
1956.11.23
申请人
DI SALVO BEATRIX GROSS
发明人
SALVO BEATRIX GROSS DI
分类号
G01J3/52
主分类号
G01J3/52
代理机构
代理人
主权项
地址
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