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经营范围
发明名称
SYSTEM FOR OPERATING HYDRAULIC APPARATUS
摘要
申请公布号
GB1503963(A)
申请公布日期
1978.03.15
申请号
GB19750022738
申请日期
1975.05.23
申请人
CHEVRON RESEARCH CO
发明人
分类号
F15B1/00;E21B33/035;E21B33/064;F15B1/02;F15B11/072;F15B21/04;(IPC1-7):E21B33/03
主分类号
F15B1/00
代理机构
代理人
主权项
地址
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