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发明名称
Journal-inserted syphon pipe
摘要
申请公布号
US2978815(A)
申请公布日期
1961.04.11
申请号
US19570657680
申请日期
1957.05.07
申请人
THE JOHNSON CORPORATION
发明人
HIERONYMUS JOHN W.
分类号
F16L39/00
主分类号
F16L39/00
代理机构
代理人
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