发明名称 PHONOGRAPH RECORD ENVELOPE WITH FOAM STRIP
摘要 An improved gramophone record sleeve or other container for a flat article uses the minimum of expensive material of the cardboard variety, with plastics sheet materials, and consists of a cover formed of two relatively hingeable portions, preferably of cardboard, at least one of the cover portions having secured to its inner face a portion of polymeric material (which may constitute a transparent plastics sleeve) for holding the record or other flat article within the cover; preferably, an edge of the sleeve which is left open for inserting and withdrawing the record is lined with one or more strips of resilient foam plastics material.
申请公布号 US3688898(A) 申请公布日期 1972.09.05
申请号 USD3688898 申请日期 1970.10.15
申请人 PLASTIC INNOVATIONS LTD. 发明人 DAVID CHRISTOPHER STANTON
分类号 B42D1/08;B65D85/57;(IPC1-7):B65D85/30 主分类号 B42D1/08
代理机构 代理人
主权项
地址