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经营范围
发明名称
Production of anthraquinone derivatives
摘要
申请公布号
US1818311(A)
申请公布日期
1931.08.11
申请号
US19270241449
申请日期
1927.12.20
申请人
SCOTTISH DYES, LIMITED
发明人
DRESCHER HUGH ALBERT EDWARD;SMITH WILLIAM;THOMAS JOHN
分类号
C09B1/22
主分类号
C09B1/22
代理机构
代理人
主权项
地址
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