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发明名称
STANGLAASEANORDNING.
摘要
申请公布号
NO167596(B)
申请公布日期
1991.08.12
申请号
NO19850004727
申请日期
1985.11.26
申请人
CAMERON IRON WORKS INC
发明人
TROXELL JR., JOHN NILL
分类号
F15B15/26;(IPC1-7):E21B33/06
主分类号
F15B15/26
代理机构
代理人
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地址
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