| 发明名称 |
Information system display panel |
| 摘要 |
An information display panel has a plastic frame surrounding two transparent foils (4, 5), that form an envelope. The frame (1) is formed from two halves interconnected by locking couplings so that peripherally welded seams are eliminated.
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| 申请公布号 |
US6176029(B1) |
申请公布日期 |
2001.01.23 |
| 申请号 |
US19980214238 |
申请日期 |
1998.12.28 |
| 申请人 |
"DURABLE" HUNKE & JOCHHEIM GMBH & CO. KG |
发明人 |
MAIER-HUNKE HORST-WERNER |
| 分类号 |
B42F7/00;(IPC1-7):G09F3/18 |
主分类号 |
B42F7/00 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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