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发明名称
Vakuumdampfstrahl- oder Diffusionspumpe
摘要
申请公布号
DE1020150(B)
申请公布日期
1957.11.28
申请号
DE1956B038696
申请日期
1956.01.13
申请人
BALZERS GERAETEVERKAUFSGESELLSCHAFT M.B.H.
发明人
WINKLER DR. OTTO
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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