| http://www.w3.org/ns/prov#value | - This problem reduces latitude in ink jet recording head design. [0014] Further, in the case of the methods in which after a recess is formed in the obverse surface of a substrate, the member for forming nozzles, ejection pressure generation elements, semiconductor circuit, such as the circuit for driving the ejection pressure generation elements, etc., are formed, and then, an ink supply hole is f
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