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发明名称
PNEUMATIC SEEDING APPARATUS
摘要
申请公布号
SU1540691(A1)
申请公布日期
1990.02.07
申请号
SU19874265325
申请日期
1987.05.18
申请人
VOROSHILOVGRADSKIJ SELSKOKHOZYAJSTVENNYJ INSTITUT
发明人
VALYANOV DMITRIJ G,SU
分类号
A01C7/04
主分类号
A01C7/04
代理机构
代理人
主权项
地址
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