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经营范围
发明名称
IMPACT RIPPER
摘要
申请公布号
GB2056531(A)
申请公布日期
1981.03.18
申请号
GB19800022034
申请日期
1979.02.12
申请人
CATERPILLAR TRACTOR CO
发明人
分类号
E02F5/30;E02F5/32;(IPC1-7):A01B35/00
主分类号
E02F5/30
代理机构
代理人
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地址
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