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发明名称
SEED DRILLS
摘要
申请公布号
AU3429778(A)
申请公布日期
1979.09.27
申请号
AU19780034297
申请日期
1978.03.20
申请人
NATIONAL RESEARCH DEVELOPMENT CORPORATION
发明人
PETER JOHN RENWICK
分类号
A01C5/06;A01C7/20
主分类号
A01C5/06
代理机构
代理人
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