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发明名称
SHAFT SEAL DEVICE
摘要
申请公布号
SU1676459(A3)
申请公布日期
1991.09.07
申请号
SU19874028942
申请日期
1987.02.06
申请人
RUDOLF PAUL FRICH,DE
发明人
RUDOLF PAUL FRICH,DE
分类号
C07F9/145;A61K31/055;A61K31/22;A61K31/27;A61K31/66;A61P35/00;C07C39/367;C07C67/00;C07C67/475;C07C69/95;C07C239/00;C07C269/00;C07F9/12;F16J15/00
主分类号
C07F9/145
代理机构
代理人
主权项
地址
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