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发明名称
Improvements in and relating to operating fluids for use in vacuum pumps
摘要
申请公布号
GB856849(A)
申请公布日期
1960.12.21
申请号
GB19580035284
申请日期
1958.11.03
申请人
FARBWERKE HOECHST AKTIENGESELLSCHAFT
发明人
分类号
F04F5/36;F04F9/00
主分类号
F04F5/36
代理机构
代理人
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