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发明名称
Method of producing refined, noncrystallizable rosin
摘要
申请公布号
US2259726(A)
申请公布日期
1941.10.21
申请号
US19390304695
申请日期
1939.11.16
申请人
HERCULES POWDER COMPANY
发明人
BORGLIN JOSEPH N.
分类号
C09F1/00
主分类号
C09F1/00
代理机构
代理人
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