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经营范围
发明名称
IMPROVED LEATHER
摘要
申请公布号
GB9206791(D0)
申请公布日期
1992.05.13
申请号
GB19920006791
申请日期
1992.03.27
申请人
EXXON CHEMICAL PATENTS INC
发明人
分类号
C14C9/00
主分类号
C14C9/00
代理机构
代理人
主权项
地址
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