| 发明名称 |
Magnetic tape cassette |
| 摘要 |
A tape cassette for holding a magnetic tape which is constituted by an upper half and a lower half which define a cassette case and a tape guide located therein, wherein at least one of the upper half, the lower half and the tape guide is made of material containing ceramics.
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| 申请公布号 |
US4545500(A) |
申请公布日期 |
1985.10.08 |
| 申请号 |
US19830560388 |
申请日期 |
1983.12.12 |
| 申请人 |
SONY CORPORATION |
发明人 |
YAMAGUCHI, TOKUNDO;KIMIZUKA, MASANORI;KAWASHIMA, ISAO |
| 分类号 |
G11B23/087;(IPC1-7):G11B23/02 |
主分类号 |
G11B23/087 |
| 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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