发明名称 Storage and projection pocket for overhead transparencies
摘要 PCT No. PCT/SE93/00823 Sec. 371 Date Apr. 12, 1995 Sec. 102(e) Date Apr. 12, 1995 PCT Filed Oct. 11, 1993 PCT Pub. No. WO94/09406 PCT Pub. Date Apr. 28, 1994This invention relates to an overhead transparency storage and presentation pocket. The pocket has two sheets of material that are welded together along two mutually adjacent edges. Alternatively, the pocket is a folded sheet of material welded along one edge. Attached to the upper or lower sheet is at least one colored and light-permeable or light-dampening flap, which is intended to color the light gap which otherwise normally occurs when presenting an overhead transparency of known standard size with the aid of an overhead projector.
申请公布号 AU5289593(A) 申请公布日期 1994.05.09
申请号 AU19930052895 申请日期 1993.10.11
申请人 PLASTUS KREATIVE AB 发明人 RAYMOND BENGTSSON
分类号 G03B21/132;G03B21/64 主分类号 G03B21/132
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