| 摘要 |
PROBLEM TO BE SOLVED: To provide a multiple piece wiring board that suppresses a crack and such when divided into individual pieces of a wiring board.SOLUTION: The multiple piece wiring board includes: a surface layer part 1a composed of ceramics; and a metal dummy pattern 3 provided at a respective edge region 2a of a plurality of a wiring board region 2 of the surface layer part 1a. The metal dummy pattern 3 makes it possible to relax a stress when being divided into individual pieces of the wiring board and suppress generation of a crack. |
