| 发明名称 |
REMOVABLE ANNUNCIATOR LAMP BLOCK |
| 摘要 |
An annunciator lamp block which includes a color filter laminated thereto, indicia markings on said filter, one or more lamps within the lamp block, and spring contacts between the lamps and the annunciator circuit.
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| 申请公布号 |
US3660839(A) |
申请公布日期 |
1972.05.02 |
| 申请号 |
USD3660839 |
申请日期 |
1970.10.16 |
| 申请人 |
SAMUEL WITTMAN;MARCEL WITTMAN |
发明人 |
SAMUEL WITTMAN;MARCEL WITTMAN |
| 分类号 |
F21S8/00;G08B5/36;(IPC1-7):G08B5/00 |
主分类号 |
F21S8/00 |
| 代理机构 |
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代理人 |
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| 地址 |
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