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发明名称
HJELPEUTSTYR TIL BOREMASKINER, SPESIELT TIL BORING AV HULL I ALLEREDE NEDLAGTE AVLOEPSROER
摘要
申请公布号
NO921678(A)
申请公布日期
1992.11.02
申请号
NO19920001678
申请日期
1992.04.29
申请人
FORSHEDA AS
发明人
VILHELMSEN MOGENS
分类号
B23B45/14;B28D;B28D1/14;B28D7/00;E03F;F16L1/06;(IPC1-7):B28D/
主分类号
B23B45/14
代理机构
代理人
主权项
地址
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