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经营范围
发明名称
Improvements in and relating to the production of plastic substances
摘要
申请公布号
GB389852(A)
申请公布日期
1933.03.23
申请号
GB19310026598
申请日期
1931.09.23
申请人
DEUTSCHE GASGLUEHLICHT AUER GESELLSCHAFT M.B.H.
发明人
分类号
C08G63/91
主分类号
C08G63/91
代理机构
代理人
主权项
地址
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