发明名称 |
CASE OF FLEXIBLE MAGNETIC RECORDING DISC AND MANUFACTURE THEREOF |
摘要 |
The blanks punched out from a film web and folded to form the jacket are then heated for a short time and cooled again in order to eliminate stresses in the jacket material which give rise to deformations and are also produced by the action of heat during processing of the material. |
申请公布号 |
JPS6231081(A) |
申请公布日期 |
1987.02.10 |
申请号 |
JP19860123869 |
申请日期 |
1986.05.30 |
申请人 |
BASF AG |
发明人 |
BERUNHARUTO RENTSU;KURUTO TSUBUINTSUSHIYAA;DEIITORIHI GURIYUUN;FUUBERUTO FUEERENBAHA;NOORUBERUTO HORU |
分类号 |
G11B23/033;B29C53/04;B29C71/02 |
主分类号 |
G11B23/033 |
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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