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发明名称
VIEWER LENS IN PARTICULAR FOR DOORS
摘要
申请公布号
PL170886(B1)
申请公布日期
1997.01.31
申请号
PL19930297512
申请日期
1993.01.22
申请人
POLKOWSKI JAROSLAW
发明人
POLKOWSKI JAROSLAW
分类号
E06B7/30;(IPC1-7):E06B7/30
主分类号
E06B7/30
代理机构
代理人
主权项
地址
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