发明授权
US5084432A Developer sheet for ornamental use 失效
用于观赏用途的开发板

Developer sheet for ornamental use
摘要:
A developer sheet is composed, in one embodiment, of a reflecting layer formed by securely bonding an aluminum or other metal foil on a substrate and a developer layer formed on the reflecting layer. The developer sheet is capable of forming a color picture image on the reflecting layer, producing ornamental or decorative effects with high commercial value.
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