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发明名称
Mono-molecular condensation product of 1.4.5.8-naphthalene-tetra-carboxylic acid andalpha process of preparing it
摘要
申请公布号
US1924090(A)
申请公布日期
1933.08.29
申请号
US19310558632
申请日期
1931.08.21
申请人
GENERAL ANILINE WORKS, INC.
发明人
ECKERT WILHELM;BRAUNSDORF OTTO
分类号
C09B57/12
主分类号
C09B57/12
代理机构
代理人
主权项
地址
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