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发明名称
Cleanable sight glass in gauges
摘要
申请公布号
US2605640(A)
申请公布日期
1952.08.05
申请号
US19490120296
申请日期
1949.10.08
申请人
THE STANDARD OIL COMPANY
发明人
PARTCH JOHN G.;DAY DONALD R.;SCOVILL WARNER E.
分类号
G01F23/02
主分类号
G01F23/02
代理机构
代理人
主权项
地址
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