| http://www.w3.org/ns/prov#value | - C chips at a time by suction heads and convey them to the test head against which they are then pushed. [0006] In both types of handlers, the test head against which an IC chip is pushed is provided with an IC socket having contact pins and one or more printed circuit boards (mother board, daughter boards, sub-boards, etc.) electrically connected to the IC socket.
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