INFORMATION DISPLAYING DEVICE
申请公布号:CA1205630(A)
申请号:CA19830423817
申请日期:1983.03.17
申请公布日期:1986.06.10
发明人:LAVSKY, TYRZA;SCHLEISNER, AMOS
分类号:B42F7/06;(IPC1-7):G09F1/00
主分类号:B42F7/06
摘要:<p>INFORMATION DISPLAYING DEVICE An information recording and/or displaying device comprising a plurality of interengaged display areas arranged into an array of at least two rows and at least three columns, each of the areas provided with means for displaying spearate indicia bearing means and wherein the areas are interfoldable upon each other to form a compact unit having a top surface substantially equal in area to the area of any of the individual display areas.</p>
Process and apparatus for recycling thermoplastic foams
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