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发明名称
METHOD AND APPARATUS USING PREFORMED CONDUITS
摘要
申请公布号
US3606395(A)
申请公布日期
1971.09.20
申请号
USD3606395
申请日期
1969.08.04
申请人
ANGELO RAFFA;PHILLIP SALERNO;MICHAEL SAMMARITANO
发明人
PHILLIP SALERNO;MICHAEL SAMMARITANO
分类号
F16L39/00;G02B6/44;(IPC1-7):F16L39/00
主分类号
F16L39/00
代理机构
代理人
主权项
地址
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