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US4358549A Dental filling composition utilizing zinc-containing inorganic filler 失效
使用含锌无机填料的牙科填充组合物

Dental filling composition utilizing zinc-containing inorganic filler
摘要:
This invention is a dental filling composition for making dental restorations. More particularly, the invention provides a radiopaque dental filling material. Specifically, the dental filling material contains a zinc-containing glass as the component imparting opacity to X-rays.
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