| 摘要 |
PROBLEM TO BE SOLVED: To provide a method and device for manufacturing an electrode tube capable of exhausting the electron tube with simple structure at low cost. SOLUTION: The manufacturing device of the electron tube comprises power cables 20a, 20b transferring electric power outputted from a power source device, two plugs Pa, Pb connected to the power cable 20a, 20b, two sockets Sa, Sb to which, electric power is supplied from the plugs Pa, Pb when the plugs Pa, Pb are connected, and an exhaust device 11, mounting a vacuum unit 18 for the electron tube exhaustion, electrically connected to the two sockets Sa, Sb.
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