发明名称 |
Wall mounted telephone index |
摘要 |
A wall mounted telephone index including a housing arranged to be mounted in a substantially vertical position on a wall, the housing having a front opening for access to the interior in which a stack of pivotally mounted index cards are disposed with a pivotally mounted door on the housing for closing the front opening and maintaining the cards in a storage position. A slide selector is mounted on the housing for movement into a selected position for retaining engagement with a selected card so that when the door is pivoted downward manually, the index cards overlying the selected card pivot downwardly to display the selected index card.
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申请公布号 |
US4275519(A) |
申请公布日期 |
1981.06.30 |
申请号 |
US19790075940 |
申请日期 |
1979.09.17 |
申请人 |
KETCHAM & MCDOUGALL, INC. |
发明人 |
GRUNSTAD, JEROME A. |
分类号 |
B42F17/34;(IPC1-7):B42F17/34 |
主分类号 |
B42F17/34 |
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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