发明名称 |
MAGNETIC FLEXIBLE DISC AND PRODUCTION OF SAME |
摘要 |
PURPOSE:To prevent the occurence of any difference in the modulus of elasticity and accomplish smooth rotation by laminating a first and second discs so as to have mutually varying directivities and providing a magnetic coat on both surfaces thereof at the time of using the disc as an external memory unit. |
申请公布号 |
JPS5253407(A) |
申请公布日期 |
1977.04.30 |
申请号 |
JP19750129693 |
申请日期 |
1975.10.28 |
申请人 |
TOKYO DENKI KAGAKU KOGYO KK |
发明人 |
TAKEI HISASHI;SHIBATA FUJIO |
分类号 |
C08L67/00;G11B5/73;G11B5/82 |
主分类号 |
C08L67/00 |
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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