发明名称 |
Electronic floor display cleaning system and protective cover |
摘要 |
Embodiments of the present invention relate to an electronic display associated with a floor. The electronic display is provided with a sturdy protective cover to prevent damage to the display due to foot traffic or other factors. The protective cover in turn is provided with a device for at least one of preventing damage to the protective cover and for removing dirt from over the electronic display that may obscure the display.
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申请公布号 |
US2003177679(A1) |
申请公布日期 |
2003.09.25 |
申请号 |
US20030373191 |
申请日期 |
2003.02.26 |
申请人 |
BLUM RONALD D.;THIBODEAU JOSEPH;KOKONASKI WILLIAM |
发明人 |
BLUM RONALD D.;THIBODEAU JOSEPH;KOKONASKI WILLIAM |
分类号 |
A47L23/22;A47L23/26;G09F19/20;G09F19/22;(IPC1-7):G09F7/00 |
主分类号 |
A47L23/22 |
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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