发明名称 |
Negative film masking apparatus |
摘要 |
A negative film masking apparatus for use in printing of a negative film has patterns of latent image data recorded thereon outside of frames and is held between a negative holder and a mask cover for an exposure operation. A view window is provided in one of either of the negative holder and the mask cover to allow each desired one of the latent image patterns of the negative film to be viewed. A light emitter is mounted on the other of the negative holder and the mask cover opposite to the view window.
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申请公布号 |
US5594527(A) |
申请公布日期 |
1997.01.14 |
申请号 |
US19950424650 |
申请日期 |
1995.04.19 |
申请人 |
NORITSU KOKI CO., LTD. |
发明人 |
OKU, HIROSHI;MOTOOKA, EIJI |
分类号 |
G03B27/32;G03B27/62;(IPC1-7):G03B27/62;G03B27/52 |
主分类号 |
G03B27/32 |
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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