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发明名称
ELECTROHYDRAULIC CONTROL SYSTEM FOR ADJUSTING THE PITCH OF A SCREW PROPELLER IN PARTICULAR OF THAT OF A TUBULAR RUDDER
摘要
申请公布号
PL122284(B1)
申请公布日期
1982.07.31
申请号
PL19770201764
申请日期
1977.10.25
申请人
发明人
分类号
B63H;B63H25/42;F15B9/03;(IPC1-7):F15B9/03
主分类号
B63H
代理机构
代理人
主权项
地址
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