Chess game study system - uses microfiche support device with optical magnification, selection and display appts.

摘要

The game study system uses a support or board. On this board integral or partial data and solutions of one or of several parts of games are reproduced. The system has several circuits for selecting and displaying the data and solutions. The support is a microsupport board on which is reproduced and organised rationally the various responses to each of the problems making up the game. The selection and display system is an optical reader fitted with a magnifying lens. The support is composed of several microfiches.