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经营范围
发明名称
Polyethylene process
摘要
申请公布号
US2928820(A)
申请公布日期
1960.03.15
申请号
US19570693230
申请日期
1957.10.30
申请人
W. R. GRACE & CO.
发明人
D'ALELIO GAETANO F.
分类号
C08F10/00
主分类号
C08F10/00
代理机构
代理人
主权项
地址
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