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发明名称
Pump
摘要
申请公布号
US2184496(A)
申请公布日期
1939.12.26
申请号
US19370178816
申请日期
1937.12.08
申请人
HALE ELBERT D
发明人
HALE ELBERT D.
分类号
F04D3/00
主分类号
F04D3/00
代理机构
代理人
主权项
地址
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Schutzschaltungsanordnung fuer ortsveraenderliche Verbraucher
