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发明名称
PIPE GUIDE WITH FIXED POSITION ROLLERS
摘要
申请公布号
US3551983(A)
申请公布日期
1971.01.05
申请号
USD3551983
申请日期
1968.05.03
申请人
BRYAN J. NEWBURY
发明人
BRYAN J. NEWBURY
分类号
F16L3/18;F16L7/00;(IPC1-7):B23P19/00
主分类号
F16L3/18
代理机构
代理人
主权项
地址
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