| 发明名称 |
Process for thermoremanent duplication of magnetic tapes using transverse laser beams spanning the tape width |
| 摘要 |
Thermoremanent duplication of a magnetic tape particularly adapted to laser heating whereby a copy tape is heated and cooled, for example, in a nip of two rolls while in contact with a master tape.
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| 申请公布号 |
US4631602(A) |
申请公布日期 |
1986.12.23 |
| 申请号 |
US19850774885 |
申请日期 |
1985.09.11 |
| 申请人 |
E. I. DU PONT DE NEMOURS AND COMPANY |
发明人 |
CHOUINARD, MICHAEL P.;BANCROFT, LEWIS C. |
| 分类号 |
G11B5/86;(IPC1-7):G11B5/86;G11B15/60 |
主分类号 |
G11B5/86 |
| 代理机构 |
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