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发明名称
VALVE AND LIQUID FLOW SYSTEM
摘要
申请公布号
US3471021(A)
申请公布日期
1969.10.07
申请号
USD3471021
申请日期
1966.02.07
申请人
SWIMQUIP INC.
发明人
PAUL D. PRIZLER
分类号
B01D29/66;B01D35/00;E04H4/12;F16K11/072;(IPC1-7):E04H3/20;E04H3/16
主分类号
B01D29/66
代理机构
代理人
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地址
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