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发明名称
Hochvakuumdiffusionspumpe
摘要
申请公布号
CH318485(A)
申请公布日期
1957.01.15
申请号
CHD318485
申请日期
1953.10.26
申请人
W. C. HERAEUS GMBH.
发明人
HIESINGER,LEOPOLD,DR.;BOCK,WILHELM
分类号
F04F9/00
主分类号
F04F9/00
代理机构
代理人
主权项
地址
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