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发明名称
Schutzfilter aus Kunststoffolie
摘要
申请公布号
DE29620681(U1)
申请公布日期
1997.02.13
申请号
DE19962020681U
申请日期
1996.11.28
申请人
FEISTEL, KARL HEINZ, DR.-ING., 90449 NUERNBERG, DE
发明人
分类号
G02B5/22;G02B7/00;G03B11/00;(IPC1-7):G03B11/00;A61F9/04;G02B23/00
主分类号
G02B5/22
代理机构
代理人
主权项
地址
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