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发明名称
Improvements in or relating to gas-tight seals
摘要
申请公布号
GB811495(A)
申请公布日期
1959.04.08
申请号
GB19550002130
申请日期
1955.01.24
申请人
PARKINSON COWAN LIMITED
发明人
TOMPKINS WILFRED CHARLES
分类号
F16L21/00;F16L21/02;G01F15/14
主分类号
F16L21/00
代理机构
代理人
主权项
地址
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