发明名称 Wrap around cover
摘要 A wrap around cover for enclosure of mechanically bound papers is disclosed. More particularly, the cover fully encloses all four sides of a booklet or stack of bound papers in a single wrap around sheet to provide enhanced protection and aesthetic appearance. The cover comprises an integral blank of foldable material, the blank being scored and punched if necessary at predetermined locations prior to binding to accommodate both the type of binder and the size and number of pages being bound.
申请公布号 US4139216(A) 申请公布日期 1979.02.13
申请号 US19770821737 申请日期 1977.08.04
申请人 SAINT CLAIR, DONALD F. 发明人 SAINT CLAIR, DONALD F.
分类号 B42D3/00;(IPC1-7):B42D3/04 主分类号 B42D3/00
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