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发明名称
摘要
申请公布号
DE1816969(C3)
申请公布日期
1979.08.23
申请号
DE19681816969
申请日期
1968.12.24
申请人
C. VAN DER LELY N.V., MAASLAND (NIEDERLANDE)
发明人
LELY, CORNELIS VAN DER, ZUG (SCHWEIZ);LELY, ARY VAN DER, MAASLAND (NIEDERLANDE)
分类号
A01C17/00;E01C19/20;(IPC1-7):A01C17/00
主分类号
A01C17/00
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代理人
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