发明名称 |
Recording medium and method of making |
摘要 |
Recording medium for photographic prints comprising a magnetizable layer on the rear side of a photographic material which is preferrably paper based, the magnetizable areas having different surface roughnesses. This medium allows recording of sound information or codes on the prints and reproduction in recorders or by monitoring.
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申请公布号 |
US4272602(A) |
申请公布日期 |
1981.06.09 |
申请号 |
US19790073788 |
申请日期 |
1979.09.10 |
申请人 |
AGFA-GEVAERT, A.G. |
发明人 |
STEMME, OTTO;STAUDACHER, FRANK A. |
分类号 |
G03C1/95;G03C5/14;G11B5/633;(IPC1-7):B05D3/14 |
主分类号 |
G03C1/95 |
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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