Methods for cleaning lines on a game playing surface

Data processing: vehicles – navigation – and relative location – Vehicle control – guidance – operation – or indication – Automatic route guidance vehicle

Reexamination Certificate

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C015S048000

Reexamination Certificate

active

07957859

ABSTRACT:
A method for clearing lines on a playing surface is provided. The method includes automatic direction of a cleaning device along the lines to clean the lines. The method also preferably includes calibrating the means of measuring the distances moved by the cleaning device along the surface. Associated software is provided as well.

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