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发明名称
Kuehlfalle zur Verhinderung der Rueckdiffusion des Treibmittels von Diffusions- und Dampfstrahlpumpen
摘要
申请公布号
DE966418(C)
申请公布日期
1957.08.01
申请号
DE1952H014811
申请日期
1952.12.21
申请人
W.C. HERAEUS G.M.B.H.
发明人
SCHWINDT JOHANNES
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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