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经营范围
发明名称
WORKING MEMBER OF HEAD SURFACE CLEANING DEVICE
摘要
申请公布号
RU2090690(C1)
申请公布日期
1997.09.20
申请号
SU19904907897
申请日期
1990.12.10
申请人
TOVARISHCHESTVO S OGRANICHENNOJ OTVETSTVENNOSTYU "RONDO"
发明人
ZAVYALOV YURIJ I;ZAKREVSKIJ VITALIJ A;KOVALEV ANATOLIJ V
分类号
E01H1/08;(IPC1-7):E01H1/08
主分类号
E01H1/08
代理机构
代理人
主权项
地址
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