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发明名称
New or improved means for facilitating the making of pipe connections
摘要
申请公布号
GB464594(A)
申请公布日期
1937.04.21
申请号
GB19360004615
申请日期
1936.02.15
申请人
HAROLD JAMES MITCHELL
发明人
分类号
F16L1/10
主分类号
F16L1/10
代理机构
代理人
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