发明授权
- 专利标题: Composition for repairing and removing scratches from photographic surfaces
- 专利标题(中): 用于修复和去除照相表面划伤的组合物
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申请号: US09207376申请日: 1998-12-08
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公开(公告)号: US06172775B2公开(公告)日: 2001-01-09
- 发明人: Yongcai Wang , Jeffrey A. Trest , Alfred B. Fant
- 申请人: Yongcai Wang , Jeffrey A. Trest , Alfred B. Fant
- 主分类号: H04N104
- IPC分类号: H04N104
摘要:
The present invention is a composition for removing scratches from photographic elements. The composition includes a solvent, an abrasive particle, a petroleum distillate, hard wax and water.
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