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发明名称
Viewing aid
摘要
申请公布号
ZA9403501(B)
申请公布日期
1995.01.23
申请号
ZA19940003501
申请日期
1994.05.20
申请人
SMOLIANITSKI ALEXANDER;NOWAK HELENA GENOVEFA
发明人
ALEXANDER SMOLIANITSKI
分类号
A47B;B42D
主分类号
A47B
代理机构
代理人
主权项
地址
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