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发明名称
Improvements in hand operated seed drills for garden or allotment use
摘要
申请公布号
GB371068(A)
申请公布日期
1932.04.21
申请号
GB19310002983
申请日期
1931.01.30
申请人
LAWRENCE SEYMOUR DEADMAN
发明人
分类号
A01C7/02
主分类号
A01C7/02
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