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经营范围
发明名称
Improvements in tube couplings
摘要
申请公布号
GB552838(A)
申请公布日期
1943.04.27
申请号
GB19420004789
申请日期
1942.04.11
申请人
ARTHUR LARUE PARKER
发明人
分类号
F16L19/12
主分类号
F16L19/12
代理机构
代理人
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地址
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