发明名称 BIODEGRADABLE SHAPED ARTICLE WITH A RESISTANT COATING AND MEANS FOR EXPOSING THE CORE, AND A PROCESS FOR MAKING SAID ARTICLE
摘要 <p>An article having a biodegradable inner core and a resistant outer coating has exposure means for exposing the inner core to the environment after completion of the useful life of the article. Preferred embodiments of the article include razors, toothbrushes, etc. The invention also relates to processes for making such articles.</p>
申请公布号 WO1993014911(A1) 申请公布日期 1993.08.05
申请号 US1992010943 申请日期 1992.12.16
申请人 发明人
分类号 主分类号
代理机构 代理人
主权项
地址