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经营范围
发明名称
Modified phenolic resin
摘要
申请公布号
US2338543(A)
申请公布日期
1944.01.04
申请号
US19390252941
申请日期
1939.01.26
申请人
ISRAEL ROSENBLUM
发明人
ROSENBLUM ISRAEL
分类号
C08G8/28
主分类号
C08G8/28
代理机构
代理人
主权项
地址
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