| http://www.w3.org/ns/prov#value | - The manufacturing process of this recording head, especially the water-repellent process on the grooved ceiling plate, can be generally performed via 1 the first process of creating the grooved ceiling plate, 2 the second process of applying the pretreatment according to the present invention, 3 the third process of constituting a water-repellent layer with a water repellent according to the prese
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