发明授权
US06172775B2 Composition for repairing and removing scratches from photographic surfaces 失效
用于修复和去除照相表面划伤的组合物

Composition for repairing and removing scratches from photographic surfaces
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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