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发明名称
CUTTER HEAD FOR SUCTION DREDGER
摘要
申请公布号
GB2034369(A)
申请公布日期
1980.06.04
申请号
GB19780033976
申请日期
1978.08.21
申请人
WESTMINSTER DREDGING CO LTD
发明人
分类号
E02F3/92;E02F5/04;E02F9/28;(IPC1-7):E02F3/92
主分类号
E02F3/92
代理机构
代理人
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地址
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