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经营范围
发明名称
Pompe à anneau liquide pour fluides gazeux.
摘要
申请公布号
CH237679(A)
申请公布日期
1945.05.15
申请号
CHD237679
申请日期
1941.11.20
申请人
DARDELET,ROBERT-LEON
发明人
DARDELET,ROBERT-LEON
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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