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经营范围
发明名称
FITTING WITH A COMPRESSIBLE LINING
摘要
申请公布号
US5244237(A)
申请公布日期
1993.09.14
申请号
US19910787930
申请日期
1991.11.08
申请人
BRITISH GAS PLC
发明人
HARVEY, ANTHONY A.
分类号
F16L21/00;F16L23/00;F16L23/02;F16L23/12;F16L55/10;F16L58/18
主分类号
F16L21/00
代理机构
代理人
主权项
地址
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