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发明名称
STANG-LAASEANORDNING.
摘要
申请公布号
NO874441(D0)
申请公布日期
1987.10.26
申请号
NO19870004441
申请日期
1987.10.26
申请人
CAMERON IRON WORKS INC
发明人
WILLIAMS, CHARLES SCOTT III
分类号
F16B1/02;E21B29/08;E21B33/06;(IPC1-7):E21B/
主分类号
F16B1/02
代理机构
代理人
主权项
地址
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