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发明名称
Improvements in pipe couplings
摘要
申请公布号
GB492125(A)
申请公布日期
1938.09.15
申请号
GB19370025372
申请日期
1937.09.18
申请人
JAMES H. LAMONT & COMPANY, LIMITED;JAMES HUNTER LAMONT
发明人
分类号
F16L19/04;F16L19/05
主分类号
F16L19/04
代理机构
代理人
主权项
地址
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