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经营范围
发明名称
Improvement in and relating to aromatic amine-aldehyde resinous products
摘要
申请公布号
GB576880(A)
申请公布日期
1946.04.25
申请号
GB19430011893
申请日期
1943.07.21
申请人
NORTON GRINDING WHEEL COMPANY LIMITED
发明人
分类号
C08K5/103
主分类号
C08K5/103
代理机构
代理人
主权项
地址
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