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经营范围
发明名称
Polyesters of oxypropylated glycols
摘要
申请公布号
US2723284(A)
申请公布日期
1955.11.08
申请号
US19520265704
申请日期
1952.01.09
申请人
PETROLITE CORPORATION
发明人
GROOTE MELVIN DE
分类号
C08G63/66;C08L67/00
主分类号
C08G63/66
代理机构
代理人
主权项
地址
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