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发明名称
Improvements in or relating to seed drills
摘要
申请公布号
GB779998(A)
申请公布日期
1957.07.24
申请号
GB19560013035
申请日期
1956.04.27
申请人
AKTIEBOLAGET WESTERASMASKINER
发明人
分类号
A01C7/20
主分类号
A01C7/20
代理机构
代理人
主权项
地址
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