发明名称 Children's books
摘要 A book having two bindings with multiple pages and two covers comprises a single sheet which is folded in an accordion fashion. The bindings are located at the leftmost and rightmost sides of the book while fasteners associated with each binding allow the book to be opened from either side.
申请公布号 US4932679(A) 申请公布日期 1990.06.12
申请号 US19890367199 申请日期 1989.06.16
申请人 BECKER-MAYER ASSOCIATES 发明人 MAYER, ANDREW S.;BECKER, JAMES F.;WITT, RICHARD H.
分类号 A63H33/38;B42D1/00 主分类号 A63H33/38
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