| http://www.w3.org/ns/prov#value | - (c) That he has graduated in an electrical course of instruction from a vocational or trade school or a correspondence school of well known standing and, in addition, has a specific record of at least three years of practice of such character as to indicate that he is competent to take charge of or supervise any electric wiring or installation or utilization equipments; or (d) The he has completed
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