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经营范围
发明名称
Production of condensation products of carbamides and formaldehyde
摘要
申请公布号
US1836553(A)
申请公布日期
1931.12.15
申请号
US19290370453
申请日期
1929.06.12
申请人
I. G. FARBENINDUSTRIE AKTIENGESELLSCHAFT
发明人
PUNGS WILHELM;EISENMANN KARL;KUCHENBUCH JOHANN
分类号
C08G12/12
主分类号
C08G12/12
代理机构
代理人
主权项
地址
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