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发明名称
Pump
摘要
申请公布号
US2545315(A)
申请公布日期
1951.03.13
申请号
US19460649461
申请日期
1946.02.23
申请人
SPROULL EDITH M
发明人
SPROULL EDITH M.
分类号
F04B1/04;F04B1/053;F04B49/12
主分类号
F04B1/04
代理机构
代理人
主权项
地址
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