| 发明名称 |
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| 摘要 |
PURPOSE:The difference against the binaural hearing is reduced and a feeling of physical disorder which is caused by a hearing with head-phone is reduced. |
| 申请公布号 |
JPS6019197(B2) |
申请公布日期 |
1985.05.15 |
| 申请号 |
JP19750065484 |
申请日期 |
1975.05.30 |
| 申请人 |
MATSUSHITA ELECTRIC IND CO LTD |
发明人 |
NISHIMURA YASUTAKE;HASEGAWA MITSUHIRO |
| 分类号 |
H04R5/033;H04R1/10;H04R1/20;H04R1/22 |
主分类号 |
H04R5/033 |
| 代理机构 |
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