发明名称 |
MAILING ARTICLE WITH AUDIBLE MESSAGE GENERATOR |
摘要 |
A mailing piece comprising the usual envelope enclosing a legible text. To induce the recipient to open the envelope and read the text, the envelope has a window (18) at which there is a manually operable actuator for a device which generates an audible message.
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申请公布号 |
US5245171(A) |
申请公布日期 |
1993.09.14 |
申请号 |
US19900558658 |
申请日期 |
1990.07.27 |
申请人 |
FOX, HARVEY;DEMNER, HOWARD |
发明人 |
FOX, HARVEY;DEMNER, HOWARD |
分类号 |
B42D15/02;B65D27/00;G09F27/00 |
主分类号 |
B42D15/02 |
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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