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经营范围
发明名称
PROTECTIVE SCREEN
摘要
申请公布号
PL272783(A2)
申请公布日期
1989.03.06
申请号
PL19880272783
申请日期
1988.05.31
申请人
ROSSA GRZEGORZ
发明人
ROSSA GRZEGORZ
分类号
H04N;H05G;(IPC1-7):H04N/;H05G/
主分类号
H04N
代理机构
代理人
主权项
地址
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