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经营范围
发明名称
Rohrmuffenaufschraubmaschine
摘要
申请公布号
DE3541922(C1)
申请公布日期
1987.01.08
申请号
DE19853541922
申请日期
1985.11.27
申请人
WEATHERFORD OIL TOOL GMBH, 3012 LANGENHAGEN, DE
发明人
PIETRAS, BERND GEORG, DIPL.-ING., 3002 WEDEMARK, DE
分类号
B23P19/06;E21B19/16;(IPC1-7):E21B19/16
主分类号
B23P19/06
代理机构
代理人
主权项
地址
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