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发明名称
Verfahren zur Plastifizierung von Aminoformaldehydharz
摘要
申请公布号
AT170285(B)
申请公布日期
1952.02.11
申请号
ATD170285
申请日期
1950.01.12
申请人
WILLIAM WALKER & SONS LIMITED
发明人
分类号
主分类号
代理机构
代理人
主权项
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