FRONT & BACK GRIDS COMPRISING PUZZLE WITH MOVABLE SQUARES

申请公布号：GB8819262(D0)

申请号：GB19880019262

申请日期：1988.08.12

申请公布日期：1988.09.14

申请人：

MARVIN GLASS & ASSOCIATES

分类号：A63F9/00;A63F9/08;A63F9/24;A63F13/00;(IPC1-7):A63F9/08

主分类号：A63F9/00

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DISPLAY

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