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发明名称
METHOD AND APPARATUSES FOR GENERATING VACUUM
摘要
申请公布号
HU171990(B)
申请公布日期
1978.05.28
申请号
HU1972BA02846
申请日期
1972.12.27
申请人
BANYASZATI KUTATO INTEZET, HU
发明人
PUCHER, JANOS,HU
分类号
F04C19/00
主分类号
F04C19/00
代理机构
代理人
主权项
地址
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