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发明名称
RIKTNINGSVENTILANORDNING FOR INRIKTNING AV MASKINENHETER
摘要
申请公布号
SE7707137(L)
申请公布日期
1978.12.22
申请号
SE19770007137
申请日期
1977.06.21
申请人
ATLAS COPCO AB
发明人
MOLIN A
分类号
E21B7/02;E21B15/04;F15B9/10;(IPC1-7):E21C9/00
主分类号
E21B7/02
代理机构
代理人
主权项
地址
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