{HEAD ~ The prepared base board} 10 is applied at its both sides with dry films, and subjected to {TAIL ~ exposing and etching treatments} to form driving patterns 2 and 2′ and pickup patterns 4 and 4′  
{ HEAD ~ The prepared base board } 10 is applied at its both sides with dry films , and subjected to { TAIL ~ exposing and etching treatments } to form driving patterns 2 and 2′ and pickup patterns 4 and 4′
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