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发明名称
Rubber ring pipe joint
摘要
申请公布号
US2272115(A)
申请公布日期
1942.02.03
申请号
US19400359277
申请日期
1940.10.01
申请人
HUME PIPE COMPANY (AUSTRALIA) LIMITED
发明人
HALKYARD CHARLES CYRIL
分类号
F16L21/025
主分类号
F16L21/025
代理机构
代理人
主权项
地址
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