发明名称 |
Touch activated audio module and sign |
摘要 |
The present invention is directed to an audio sign adapted to provide an aural message once the sign is tactilely actuated. The invention typically includes a graphical information section, a tactile information section, and a self contained audio section configured to provide aural information once tactilely actuated.
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申请公布号 |
US6267598(B1) |
申请公布日期 |
2001.07.31 |
申请号 |
US19980151512 |
申请日期 |
1998.09.11 |
申请人 |
ALLEN, JR. ROBERT H. |
发明人 |
ALLEN, JR. ROBERT H.;LAPIETRA FRANK |
分类号 |
G09F25/00;(IPC1-7):G09B21/00;G06K9/00;G09F7/00 |
主分类号 |
G09F25/00 |
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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