发明名称 Index sheet
摘要 An index sheet for a bound volume consisting of a panel of flexible material, having a width corresponding to the width of the pages of the volume, a tab on the right-hand edge of the panel to carry indicia, adhesive on the left-hand edge of the panel, and a removable cover for the adhesive which can be removed when the panel is inserted between the pages of the volume thus securing the panel in position.
申请公布号 US4422672(A) 申请公布日期 1983.12.27
申请号 US19810298173 申请日期 1981.08.31
申请人 LEVI, KURT L. 发明人 LEVI, KURT L.
分类号 B42D13/00;B42F21/02;(IPC1-7):B42F21/02;B42D9/00 主分类号 B42D13/00
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