发明名称 LOOSE LEAF BINDER WITH RIGID TELESCOPIC POST ASSEMBLIES AND MAGNETICALLY RETAINED BAR
摘要 <p>A loose leaf binder having a supporting base or lower cover member and a top cover member interconnected by post assemblies receiving a plurality of paper sheets together with a bar mounted on the post assemblies for longitudinal movement thereon with the bar being retained in adjacent position by magnetic attraction between the bar and post assembles. Each of the post assemblies are constructed of rigid telescopic members</p>
申请公布号 CA1100840(A) 申请公布日期 1981.05.12
申请号 CA19780310628 申请日期 1978.09.05
申请人 STECKLOW, JAMES P. 发明人 STECKLOW, JAMES P.
分类号 B42F3/02;(IPC1-7):42F3/02 主分类号 B42F3/02
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