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经营范围
发明名称
BOWL SCRAPER
摘要
申请公布号
GB1578007(A)
申请公布日期
1980.10.29
申请号
GB19780021310
申请日期
1978.05.23
申请人
CATERPILLAR TRACTOR CO
发明人
分类号
E02F3/64;E02F3/65;(IPC1-7):E02F3/64
主分类号
E02F3/64
代理机构
代理人
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