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发明名称
WELDING MASK
摘要
申请公布号
RU2069553(C1)
申请公布日期
1996.11.27
申请号
SU19925028749
申请日期
1992.02.25
申请人
LENINGRADSKIJ GOSUDARSTVENNYJ AGRARNYJ UNIVERSITET
发明人
SHKRABAK VLADIMIR S;LOGACHEVA ELENA A;YURKOV MIKHAIL M
分类号
A61F9/06;(IPC1-7):A61F9/06
主分类号
A61F9/06
代理机构
代理人
主权项
地址
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