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发明名称
Egge mit einem um ihre lotrechte Mittelachse drehbaren Eggenfeld, dessen Zinken nach aussen abgebogen sind
摘要
申请公布号
DE1021619(B)
申请公布日期
1957.12.27
申请号
DE1955G018677
申请日期
1955.12.28
申请人
KARL GRAESSEL
发明人
KARL GRAESSEL
分类号
A01B21/06
主分类号
A01B21/06
代理机构
代理人
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