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发明名称
UNDERVANNS FARKOSTFREMDRIFT.
摘要
申请公布号
NO893192(D0)
申请公布日期
1989.08.08
申请号
NO19890003192
申请日期
1989.08.08
申请人
HEEREMA ENGINEERING SERVICE BV
发明人
KETEL, HENDRIK VAN
分类号
E02F3/88;E02F5/00;E02F9/02;(IPC1-7):E02F9/00
主分类号
E02F3/88
代理机构
代理人
主权项
地址
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