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经营范围
发明名称
PROCESS OF REACTING RUBBERS WITH SULFUR DIOXIDE
摘要
申请公布号
CA512110(A)
申请公布日期
1955.04.19
申请号
CAD512110
申请日期
申请人
SHELL DEVELOPMENT COMPANY
发明人
JOHANNES T. HACKMANN
分类号
主分类号
代理机构
代理人
主权项
地址
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