发明名称 |
ELECTROSTATIC PHOTOGRAPHY |
摘要 |
There is disclosed herein an electrostatic photography method wherein photoconductive sensitive layers are provided on both sides of a support of a photosensitive plate and the reverse side of said plate is illuminated by light either during or before or after corona discharge, to form reproductions on both sides of the photosensitive plate.
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申请公布号 |
US3697172(A) |
申请公布日期 |
1972.10.10 |
申请号 |
USD3697172 |
申请日期 |
1969.07.24 |
申请人 |
RICOH:KK. |
发明人 |
WASABURO OHTA;SETSUO SOGA |
分类号 |
G03G5/043;G03G13/04;(IPC1-7):G03G13/00 |
主分类号 |
G03G5/043 |
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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