Television viewing screen
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1. A VIEWING SCREEN FOR TELEVISION PICTURE TUBES COMPRISING MEANS PROVIDING OPAQUE THIN THREAD-LIKE LINES INTERSECTING WITH ONE ANOTHER AND RUNNING HORIZONTALLY AND VERTICALLY AND DEFINING SMALL SQUARES OF THE ORDER OF ONE SIXTY-FOURTH OF AN INCH ON EACH SIDE, SAID THREAD-LIKE LINES BEING OF A THICKNESS ALMOST INVISIBLE WHEN THE TELEVISION PICTURE IS BEING DISPLAYED YET SUFFICIENT TO REDUCE THE
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1. A VIEWING SCREEN FOR TELEVISION PICTURE TUBES COMPRISING MEANS PROVIDING OPAQUE THIN THREAD-LIKE LINES INTERSECTING WITH ONE ANOTHER AND RUNNING HORIZONTALLY AND VERTICALLY AND DEFINING SMALL SQUARES OF THE ORDER OF ONE SIXTY-FOURTH OF AN INCH ON EACH SIDE, SAID THREAD-LIKE LINES BEING OF A THICKNESS ALMOST INVISIBLE WHEN THE TELEVISION PICTURE IS BEING DISPLAYED YET SUFFICIENT TO REDUCE THE
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