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发明名称
Joint for standpipes and the like
摘要
申请公布号
US2024579(A)
申请公布日期
1935.12.17
申请号
US19350014651
申请日期
1935.04.04
申请人
JOHNSON JOHN E
发明人
JOHNSON JOHN E.
分类号
F16L41/08;F16L41/10
主分类号
F16L41/08
代理机构
代理人
主权项
地址
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