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发明名称
PRESSURE TEST PLUG AND MEANS FOR BYPASSING GAS METERS
摘要
申请公布号
US3438397(A)
申请公布日期
1969.04.15
申请号
USD3438397
申请日期
1965.10.20
申请人
UNIVERSAL CONTROLS CORP.
发明人
WILLIAM V. GILPIN
分类号
G01F15/18;G05D16/02;(IPC1-7):E03B7/09;F16K43/00
主分类号
G01F15/18
代理机构
代理人
主权项
地址
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