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经营范围
发明名称
HYDRAULICALLY OPERABLE LINEAR MOTOR
摘要
申请公布号
US3552269(A)
申请公布日期
1971.01.05
申请号
USD3552269
申请日期
1969.03.24
申请人
FRIED. KRUPP GMBH.
发明人
FRIEDRICH-KARL ARNDT
分类号
B25D9/26;E21B1/26;F01L25/06;F03C1/007;(IPC1-7):F01L25/06;F01L31/00
主分类号
B25D9/26
代理机构
代理人
主权项
地址
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