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经营范围
发明名称
FERTILIZER
摘要
A dense, rigid one-piece molded fertilizer spike adapted to be driven into firmly compacted soil has an elongated body which is substantially elliptical in cross-section, a blunt end and a hemi-ellipsoidal shaped opposite end.
申请公布号
PH10659(A)
申请公布日期
1977.07.27
申请号
PH19430000158
申请日期
1974.05.16
申请人
INTERNATIONAL SPIKE INC
发明人
GAY J
分类号
C05G5/00;A01C21/00;C05G3/00
主分类号
C05G5/00
代理机构
代理人
主权项
地址
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