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发明名称
Insertable stopper valve
摘要
申请公布号
US2780244(A)
申请公布日期
1957.02.05
申请号
US19540468319
申请日期
1954.11.12
申请人
CODY GAS COMPANY
发明人
LEE HAROLD J.
分类号
F16L55/105
主分类号
F16L55/105
代理机构
代理人
主权项
地址
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杯（1）
床（F002）
妆台（A330）
妆台（A337）
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