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发明名称
Improvements in or relating to raking devices
摘要
申请公布号
GB787627(A)
申请公布日期
1957.12.11
申请号
GB19560012222
申请日期
1954.10.29
申请人
C. VAN DER LELY N. V.
发明人
分类号
A01D78/00
主分类号
A01D78/00
代理机构
代理人
主权项
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