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发明名称
DEVICE FOR INDICATION OF ROOTS
摘要
申请公布号
RU1790782(C)
申请公布日期
1993.01.23
申请号
SU19904797731
申请日期
1990.02.28
申请人
ULYANOVSKIJ POLT INSTITUT
发明人
CHUMAKIN MIKHAIL E,SU
分类号
G06F7/552
主分类号
G06F7/552
代理机构
代理人
主权项
地址
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