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发明名称
Pipe joint aligner and wiper
摘要
申请公布号
US2853773(A)
申请公布日期
1958.09.30
申请号
US19550548609
申请日期
1955.11.23
申请人
EDWARD DARASKO
发明人
DARASKO EDWARD
分类号
F16L1/10;F16L55/132
主分类号
F16L1/10
代理机构
代理人
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地址
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