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发明名称
POSITIVE DISPLACEMENT PUMP
摘要
申请公布号
US3453968(A)
申请公布日期
1969.07.08
申请号
USD3453968
申请日期
1967.04.24
申请人
STEWART W. WORTLEY
发明人
STEWART W. WORTLEY
分类号
F04B1/02;F04B7/06;(IPC1-7):F04B19/22;F04B1/16;F04B39/08
主分类号
F04B1/02
代理机构
代理人
主权项
地址
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