发明名称 Suspended document-file assembly - has reinforcing strip along inside of back for full length and slotted for rail
摘要 The suspended document file (1) is reinforced by a stiffening strip (2) extending along the inside of the back for the full length, and preferably of plastics. Insertion slits (3) are cut in the strip near the top and bottom ends to accommodate a thin metal locking rail, whose other end is bent upwards to form a grip and stop. A window (4) is cut in the outside of the cardboard cover, for insertion of a denoting card. USE/ADVANTAGE - Suspended document file can be laid down or stood upright like a book, and provides easy recognition of contents.
申请公布号 DE3943449(A1) 申请公布日期 1991.06.06
申请号 DE19893943449 申请日期 1989.11.29
申请人 BERGK, KARL HEINZ, 5024 PULHEIM, DE 发明人 VERZICHT DES ERFINDERS AUF NENNUNG
分类号 B42F15/00 主分类号 B42F15/00
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