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经营范围
发明名称
Metering pump
摘要
申请公布号
US3302578(A)
申请公布日期
1967.02.07
申请号
US19650451589
申请日期
1965.04.28
申请人
H. V. HARDMAN CO., INC.
发明人
ANDERSON ALFRED J.
分类号
F04B1/00;F04B3/00;F04B7/04;F04B49/06
主分类号
F04B1/00
代理机构
代理人
主权项
地址
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