| 摘要 |
PROBLEM TO BE SOLVED: To provide a wiring board which enables easy manufacturing of a small electronic device achieving high reliability.SOLUTION: A wiring board includes: an insulation substrate 1 having a mounting part 1a of an electronic component 3; a wiring conductor 2 which is provided on a surface of the insulation substrate 1 and is electrically connected with the electronic component 3; a reserve conductor 6 which is provided on a surface of the insulation substrate 1 separated from the wiring conductor 2; and a glass layer 7 which contains a metal component and is provided on the surface of the insulation substrate 1 so as to connect the wiring conductor 2 with the reserve conductor 6. |
