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发明名称
Geschlossenes Schaufelrad fuer Kreiselpumpen, insbesondere fuer schaumbildende Fluessigkeiten
摘要
申请公布号
DE509458(C)
申请公布日期
1930.10.09
申请号
DED509458D
申请日期
1930.02.22
申请人
NAAMLOOZE VENNOOTSCHAP KONINKLIJKE NEDERLANDSCHE MACHINEFABRIEK VOORHEEN E.H. BEGEMAN
发明人
分类号
F04D29/22
主分类号
F04D29/22
代理机构
代理人
主权项
地址
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