| 发明名称 |
Static inhibiting bars for videotape cassette. |
| 摘要 |
<p>A videotape cassette (10) is provided with triangular or semi-elliptical ribs (40) to reduce the area of contact between the recording tape (22) and the cassette (10). </p> |
| 申请公布号 |
EP0190908(A2) |
申请公布日期 |
1986.08.13 |
| 申请号 |
EP19860300716 |
申请日期 |
1986.02.03 |
| 申请人 |
MINNESOTA MINING AND MANUFACTURING COMPANY |
发明人 |
NELSON, NORMAN E. C/O MINNESOTA MINING AND |
| 分类号 |
G11B23/087;(IPC1-7):G11B23/087 |
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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