| 发明名称 |
METHOD OF MOUNTING DIRECTIONAL MICROPHONE |
| 摘要 |
PURPOSE:To weaken the acoustic coupling of a speaker with a directional microphone by connecting the separate piece of the part of separated housing of the microphine via cushions provided at the ribs of the inner and side walls to the housing with wiring terminal provided at the housing. |
| 申请公布号 |
JPS5392120(A) |
申请公布日期 |
1978.08.12 |
| 申请号 |
JP19770007048 |
申请日期 |
1977.01.25 |
| 申请人 |
NIPPON TELEGRAPH & TELEPHONE |
发明人 |
KOJIMA JIYUNJI;ENOMOTO ICHIROU;KATOU KUNIHIRO;KUROSAKI SADAYUKI |
| 分类号 |
H04R1/02;H04R1/08 |
主分类号 |
H04R1/02 |
| 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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