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发明名称
DEVICE OF SPREADING, SOWING OR DELIVERING POWDERED OR GRANULAR MATERIAL
摘要
申请公布号
CA902138(A)
申请公布日期
1972.06.06
申请号
CAD902138
申请日期
申请人
H. VISSERS N.V.
发明人
HERBERT VISSERS
分类号
主分类号
代理机构
代理人
主权项
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