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经营范围
发明名称
Pflanzlochstern eines Vielfachgeraetes o. dgl.
摘要
申请公布号
DE822630(C)
申请公布日期
1951.11.26
申请号
DE1948P013667
申请日期
1948.10.02
申请人
W. HELWIG SOEHNE K.-G.
发明人
BERTHOLD DR.-ING. WALTER
分类号
A01C5/04
主分类号
A01C5/04
代理机构
代理人
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