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发明名称
ALL-PURPOSE MASKING FRAME
摘要
申请公布号
SU657392(A1)
申请公布日期
1979.04.15
申请号
SU19762413598
申请日期
1976.10.22
申请人
MENSHOV VIKTOR ,SU
发明人
MENSHOV VIKTOR ,SU
分类号
G03B27/58;(IPC1-7):G03B27/58
主分类号
G03B27/58
代理机构
代理人
主权项
地址
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