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发明名称
EXPANDABLE SEALING PLUG
摘要
申请公布号
US3451583(A)
申请公布日期
1969.06.24
申请号
USD3451583
申请日期
1968.05.20
申请人
LEE CO.:THE
发明人
LEIGHTON LEE
分类号
F16J13/02;F16L55/13;F16L55/132;(IPC1-7):B65D39/12;F16L55/12
主分类号
F16J13/02
代理机构
代理人
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地址
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